{"title":"Thread Ring Gages v2","description":"\u003cp\u003eWESTport Gage provides a comprehensive line of Thread Ring Gages to meet all of your gaging needs. Click on any of the links above for a detailed product description along with pricing. For your convenience you can order online, email us at\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"mailto:info@westportcorp.com\"\u003einfo@westportcorp.com\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003ewith any technical questions or call us at 800-876-8587 and one of our friendly team members will gladly assist you.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eACME Thread Ring Gages:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eACME Threads are used for translation motion in machine tools like lead screws where rapid movement is required or in screw jacks, where load to be shared is more. WESTport Gage provides a complete line of standard and special General Purpose ACME GO\/NO GO Thread Ring Gages in compliance with ASME B1.5 - 1997. Acme Thread Ring Gages are used to gage an external threaded product. There are three classes of fit for ACME General Purpose thread gages; 2G, 3G and 4G.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTaperpipe Thread Ring Gages:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eNPT THREADS are used in general purpose application of pipe assembly, where a pressure tight joint of pipes is made, by making the pipes wrench tight using a sealing compound. NPT L1 taper pipe ring gages are used to check external threaded parts. NPT L1 rings inspect the functional size or hand tight engagement of the pipe, nipple or male threads. NPTF L1 ring gages are used to check external threaded parts. NPTF L1 ring gages inspect the functional size or hand tight engagement of the pipe, nipple or male threads.  NPTF gages are used to inspect pipe threads that are used in Dryseal applications NPTF (Dryseal) NPTF 6 step ring gages check the crest truncation or profile of the external threads and are used in conjunction or relationship with the L1 ring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStraight Pipe Thread Ring Gages:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eStraight pipe thread ring gages are manufactured per ANSI\/ASME B1.20.1. The threads are designed for free fitting mechanical joints. Straight pipe thread gages include NPSM, NPSF, NPSC, NPSL, NPSI, NPSH, and NH sizes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThread Ring Gages:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eThread ring gages are adjustable and used to measure threads on an outside diameter (OD) to ensure the threads are within its designed tolerance limits. They are manufactured to an X tolerance and American Gage Design standards (AGD). Available in GO or NOGO, Class 2A or 3A for inch and to X Tolerance, Class 6g for metric.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eANPT Thread Ring Gages:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eWESTport provides a complete range of Aeronautical National Form Taper Pipe Thread Ring Gages per SAE AS71051. ANPT thread ring gages are intended for use on pipe, rings, fittings, and similar devices in aeronautical components and equipment requiring a sealed thread joint and where straight threads and gaskets or O‐rings are inadequate.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePg Conduit Thread Ring Gages:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eChecks threads of pipe fittings used for electrical wiring. Pg Steel Conduit Thread Ring Gages are manufactured per DIN 40431 and inspect conduit threads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMiniature Thread Ring Gages:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eUnified Miniature Screw thread ring gages are intended for use in watches, instruments, and miniature mechanisms. They provide a full range of Unified Miniature Screw Thread Ring Gages per the American Standard B1.10M 2004 and the equivalent ISO Recommendation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/westportcorp.com\/collections\/thread-ring-gages\"\u003eThread ring gages\u003c\/a\u003e:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eare used to check and calibrate the threads on an external diameter. Like many other thread gages, these gages use a GO and NO GO method to determine if the threads fall within the tolerance or the class of fit. Thread ring gages are quite simple to use; if the GO end screws on, and the NO GO end will not screw on past three complete turns, then the part is within tolerance. WESTport Corporation offers thread ring gages in classes of fit 2A and 3A for inch gages and are made to an X Tolerance. The class of fit 2A is used for parts that do not require high precision, like standard bolts used for appliances and similar products. Class 3A is used for very precise machine parts and high quality products. Unified Series thread ring gages are available in UNC, UNF, UNEF and specials. Metric gages are offered in X tolerance and Class 6G.\u003c\/p\u003e\n\u003cp\u003eAll thread ring gages are precise calibration instruments, so it’s important never to force the gage onto a part, as this could alter the gage and destroy its integrity. For proper maintenance; store gages individually after dipping them in a rust preventive to prevent oxidation of the metal. If a gage is dropped or nicked, it may lose its ability to measure to the specification it was manufactured to.\u003c\/p\u003e\n\u003cp\u003eThread ring gages are manufactured are available as solid thread ring gages or more commonly as an adjustable thread ring style. Solid rings are very dimensionally accurate as they measure the pitch diameter and minor diameter. The solid design also means that if they are dropped, they are less likely to need re-calibration assuming the threads have not been damaged.\u003c\/p\u003e\n\u003cp\u003eAdjustable style thread ring gages have a slot in the ring that allows the user to calibrate the gages to a\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/westportcorp.com\/collections\/truncated-setting-plug-gages\"\u003esetting plug\u003c\/a\u003e. The setting plug determines if the gage is within tolerance and fully accurate. The ability to tune the gage to a setting plug lowers production costs and increases the life of the gage. When the gage needs to be recalibrated, it can be sent back to the manufacturer for adjustment and certification in an\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/westportcorp.com\/pages\/iso-9001-and-17025-certification\"\u003eISO 17025\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eaccredited laboratory.\u003c\/p\u003e\n\u003cp\u003eThe standardization of thread ring gages is governed by ASME\/ANSI B1.2. All of WESTport Corporation’s thread ring gages are manufactured to the highest end of these specifications, and they are inspected in an environmentally controlled ISO 17025 laboratory.\u003c\/p\u003e","products":[{"product_id":"straight-pipe-thread-ring-gage","title":"Straight Pipe Thread Ring Gage","description":"\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eStraight pipe thread ring gages are used to measure threads on an outside diameter\u003c\/li\u003e\n\u003cli\u003eRoot relieved for longer life and more accurate gaging\u003c\/li\u003e\n\u003cli\u003eManufactured to X tolerance and American Gage Design standard\u003c\/li\u003e\n\u003cli\u003eClass 2A, GO or NOGO members\u003c\/li\u003e\n\u003cli\u003ePrecision hand lapped to provide optimum finish and superior accuracy\u003c\/li\u003e\n\u003cli\u003eManufactured to the highest end of the ANSI specifications to provide maximum wearability\u003c\/li\u003e\n\u003cli\u003eFinal inspection of gages is completed in an environmentally controlled ISO 17025 laboratory\u003c\/li\u003e\n\u003cli\u003eAvailable in NPSM, NPSC, NPSL, NPSF and NPSI\u003c\/li\u003e\n\u003cli\u003eFree NIST certificate of accuracy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch2\u003e\u003ca href=\"\/blogs\/precision-gages\/straight-pipe-threads-table-chart-ansi\"\u003eStraight Pipe Threads Table Chart ANSI \u003c\/a\u003e\u003c\/h2\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv\u003eStraight pipe thread ring gage is adjustable and used to measure threads on an outside diameter (OD) to ensure the threads are within its designed tolerance limits. The gage is a one piece construction with a single setting adjustment feature, manufactured to an X tolerance and American Gage Design standards (AGD). \u003cbr\u003e\u003cbr\u003eStraight pipe thread ring gages are root relieved for longer life and more accurate gaging. They are manufactured with a root clearance in the major diameter which eliminates the possibility of interference from the full form section of the thread setting plug and major diameter of the part being gaged. This feature assures that the thread flanks are making proper contact. \u003cbr\u003e\u003cbr\u003eStraight pipe thread gages are supplied in Class 2A for rings and set plugs and 2B for working thread plug gages. Manufactured to Class 2A, GO or NOGO members. Class and tolerances conform to ASME\/ANSI B1. Thread inserts are made of oil hardening graphitic tool steel, manufactured to the highest end of the ANSI specifications, ring lapped and hand polished to ensure maximum wearability. Available in NPSM, NPSC, NPSL, NPSF and NPSI (Description and applications below)\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e","brand":"WESTport Corp.","offers":[{"title":"1\/8-27 \/ GO","offer_id":43883086217252,"sku":"SPRG-01","price":0.0,"currency_code":"USD","in_stock":true},{"title":"1\/8-27 \/ NO GO","offer_id":50874980466724,"sku":"SPRG-01","price":0.0,"currency_code":"USD","in_stock":true},{"title":"1\/8-27 \/ GO\/NO GO Ring Gage Set","offer_id":43883086250020,"sku":"SPRGS-01","price":0.0,"currency_code":"USD","in_stock":true},{"title":"1\/4-18 \/ GO","offer_id":43883086282788,"sku":"SPRG-02","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1\/4-18 \/ NO GO","offer_id":50874980499492,"sku":"SPRG-02","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1\/4-18 \/ GO\/NO GO Ring Gage Set","offer_id":43883086315556,"sku":"SPRGS-02","price":0.01,"currency_code":"USD","in_stock":true},{"title":"3\/8-18 \/ GO","offer_id":43883086348324,"sku":"SPRG-03","price":0.01,"currency_code":"USD","in_stock":true},{"title":"3\/8-18 \/ NO GO","offer_id":50874980532260,"sku":"SPRG-03","price":0.01,"currency_code":"USD","in_stock":true},{"title":"3\/8-18 \/ GO\/NO GO Ring Gage Set","offer_id":43883086381092,"sku":"SPRGS-03","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1\/2-14 \/ GO","offer_id":43883086413860,"sku":"SPRG-04","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1\/2-14 \/ NO GO","offer_id":50874980565028,"sku":"SPRG-04","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1\/2-14 \/ GO\/NO GO Ring Gage Set","offer_id":43883086446628,"sku":"SPRGS-04","price":0.01,"currency_code":"USD","in_stock":true},{"title":"3\/4-14 \/ GO","offer_id":43883086479396,"sku":"SPRG-05","price":0.01,"currency_code":"USD","in_stock":true},{"title":"3\/4-14 \/ NO GO","offer_id":50874980597796,"sku":"SPRG-05","price":0.01,"currency_code":"USD","in_stock":true},{"title":"3\/4-14 \/ GO\/NO GO Ring Gage Set","offer_id":43883086512164,"sku":"SPRGS-05","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1-11 1\/2 \/ GO","offer_id":43883086544932,"sku":"SPRG-06","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1-11 1\/2 \/ NO GO","offer_id":50874980630564,"sku":"SPRG-06","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1-11 1\/2 \/ GO\/NO GO Ring Gage Set","offer_id":43883086577700,"sku":"SPRGS-06","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1 1\/4-11 1\/2 \/ GO","offer_id":43883086610468,"sku":"SPRG-07","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1 1\/4-11 1\/2 \/ NO GO","offer_id":50874980663332,"sku":"SPRG-07","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1 1\/4-11 1\/2 \/ GO\/NO GO Ring Gage Set","offer_id":43883086643236,"sku":"SPRGS-07","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1 1\/2-11 1\/2 \/ GO","offer_id":43883086676004,"sku":"SPRG-08","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1 1\/2-11 1\/2 \/ NO GO","offer_id":50874980696100,"sku":"SPRG-08","price":0.01,"currency_code":"USD","in_stock":true},{"title":"1 1\/2-11 1\/2 \/ GO\/NO GO Ring Gage Set","offer_id":43883086708772,"sku":"SPRGS-08","price":0.01,"currency_code":"USD","in_stock":true},{"title":"2-11 1\/2 \/ GO","offer_id":43883086741540,"sku":"SPRG-09","price":0.01,"currency_code":"USD","in_stock":true},{"title":"2-11 1\/2 \/ NO GO","offer_id":50874980728868,"sku":"SPRG-09","price":0.01,"currency_code":"USD","in_stock":true},{"title":"2-11 1\/2 \/ GO\/NO GO Ring Gage Set","offer_id":43883086774308,"sku":"SPRGS-09","price":0.01,"currency_code":"USD","in_stock":true},{"title":"2 1\/2-8 \/ GO","offer_id":43883086807076,"sku":"SPRG-10","price":0.01,"currency_code":"USD","in_stock":true},{"title":"2 1\/2-8 \/ NO GO","offer_id":50874980761636,"sku":"SPRG-10","price":0.01,"currency_code":"USD","in_stock":true},{"title":"2 1\/2-8 \/ GO\/NO GO Ring Gage Set","offer_id":43883086839844,"sku":"SPRGS-10","price":0.01,"currency_code":"USD","in_stock":true},{"title":"3-8 \/ GO","offer_id":43883086872612,"sku":"SPRG-11","price":0.01,"currency_code":"USD","in_stock":true},{"title":"3-8 \/ NO GO","offer_id":50874980794404,"sku":"SPRG-11","price":0.01,"currency_code":"USD","in_stock":true},{"title":"3-8 \/ GO\/NO GO Ring Gage Set","offer_id":43883086905380,"sku":"SPRGS-11","price":0.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2546\/6268\/files\/NPSMStraightPipeThreadRingGageformainpage.png?v=1781031466"},{"product_id":"anpt-thread-ring-gage","title":"ANPT Thread Ring Gage","description":"\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eANPT ring gages available in L1, L2 and 6 step\u003c\/li\u003e\n\u003cli\u003eL-1 (thin) ring which checks the thread elements over the distance of hand tight engagement\u003c\/li\u003e\n\u003cli\u003eL-2 (thick) ring which checks the thread elements of those threads engaged when wrench tight\u003c\/li\u003e\n\u003cli\u003e6-Step plain ring which checks the major diameter of the male fitting\u003c\/li\u003e\n\u003cli\u003eAeronautical National Form Taper Pipe Thread Plug Gages per SAE AS71051\u003c\/li\u003e\n\u003cli\u003eManufactured to the high end of the specification for longer wearability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003eWESTport provides a complete range of Aeronautical National Form Taper Pipe Thread Ring Gages per SAE AS71051. ANPT thread ring gages are intended for use on pipe, plugs, fittings, and similar devices in aeronautical components and equipment requiring a sealed thread joint and where straight threads and gaskets or O‐rings are inadequate. \u003cbr\u003e Other standards referenced are MIL‐G‐10944 ‐ Gages, Dimensional Control and AND10052 ‐ Bosses ‐ Standard Dimensions for External Pipe Thread. \u003cbr\u003e Inspection gages shall not be used when worn beyond the basic dimensions by more than a ½ turn or pitch. In the case of external threads, the fitting or pipe is within extreme limits when the end of the fitting or pipe is within one turn either way of the small end of the ring gage.\u003cbr\u003e If requirements exists for external or internal threads to be chamfered or countersunk in excess of the dimensions in table 1 of the standard, then the thread size should be determined by using as the reference point, the end of the chamfer or bottom of the countersink (first thread scratch ) instead of from the end of the pipe or fitting.\u003cbr\u003e WESTport Gage Corporation provides a Certificate of Accuracy, traceable to NIST (National Institute of Standards and Technology), free of charge with every gage.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"WESTport Corp.","offers":[{"title":"1\/16-27 \/ 6-Step","offer_id":43883225841700,"sku":"TPA6R-01","price":379.0,"currency_code":"USD","in_stock":true},{"title":"1\/16-27 \/ L1","offer_id":43883225874468,"sku":"TPA1R-01","price":288.0,"currency_code":"USD","in_stock":true},{"title":"1\/16-27 \/ L2","offer_id":43883225907236,"sku":"TPA2R-01","price":337.0,"currency_code":"USD","in_stock":true},{"title":"1\/8-27 \/ 6-Step","offer_id":43883226136612,"sku":"TPA6R-02","price":379.0,"currency_code":"USD","in_stock":true},{"title":"1\/8-27 \/ L1","offer_id":43883226169380,"sku":"TPA1R-02","price":250.0,"currency_code":"USD","in_stock":true},{"title":"1\/8-27 \/ L2","offer_id":43883226202148,"sku":"TPA2R-02","price":309.0,"currency_code":"USD","in_stock":true},{"title":"1\/4-18 \/ 6-Step","offer_id":43883226038308,"sku":"TPA6R-03","price":379.0,"currency_code":"USD","in_stock":true},{"title":"1\/4-18 \/ L1","offer_id":43883226071076,"sku":"TPA1R-03","price":246.0,"currency_code":"USD","in_stock":true},{"title":"1\/4-18 \/ L2","offer_id":43883226103844,"sku":"TPA2R-03","price":314.0,"currency_code":"USD","in_stock":true},{"title":"3\/8-18 \/ 6-Step","offer_id":43883226628132,"sku":"TPA6R-04","price":379.0,"currency_code":"USD","in_stock":true},{"title":"3\/8-18 \/ L1","offer_id":43883226660900,"sku":"TPA1R-04","price":246.0,"currency_code":"USD","in_stock":true},{"title":"3\/8-18 \/ L2","offer_id":43883226693668,"sku":"TPA2R-04","price":309.0,"currency_code":"USD","in_stock":true},{"title":"1\/2-14 \/ 6-Step","offer_id":43883225940004,"sku":"TPA6R-05","price":379.0,"currency_code":"USD","in_stock":true},{"title":"1\/2-14 \/ L1","offer_id":43883225972772,"sku":"TPA1R-05","price":223.0,"currency_code":"USD","in_stock":true},{"title":"1\/2-14 \/ L2","offer_id":43883226005540,"sku":"TPA2R-05","price":319.0,"currency_code":"USD","in_stock":true},{"title":"3\/4-14 \/ 6-Step","offer_id":43883226529828,"sku":"TPA6R-06","price":428.0,"currency_code":"USD","in_stock":true},{"title":"3\/4-14 \/ L1","offer_id":43883226562596,"sku":"TPA1R-06","price":245.0,"currency_code":"USD","in_stock":true},{"title":"3\/4-14 \/ L2","offer_id":43883226595364,"sku":"TPA2R-06","price":352.0,"currency_code":"USD","in_stock":true},{"title":"1-11 1\/2 \/ 6-Step","offer_id":43883225743396,"sku":"TPA6R-07","price":428.0,"currency_code":"USD","in_stock":true},{"title":"1-11 1\/2 \/ L1","offer_id":43883225776164,"sku":"TPA1R-07","price":309.0,"currency_code":"USD","in_stock":true},{"title":"1-11 1\/2 \/ L2","offer_id":43883225808932,"sku":"TPA2R-07","price":382.0,"currency_code":"USD","in_stock":true},{"title":"1 1\/4-11 1\/2 \/ 6-Step","offer_id":43883225645092,"sku":"TPA6R-08","price":464.0,"currency_code":"USD","in_stock":true},{"title":"1 1\/4-11 1\/2 \/ L1","offer_id":43883225677860,"sku":"TPA1R-08","price":309.0,"currency_code":"USD","in_stock":true},{"title":"1 1\/4-11 1\/2 \/ L2","offer_id":43883225710628,"sku":"TPA2R-08","price":414.0,"currency_code":"USD","in_stock":true},{"title":"1 1\/2-11 1\/2 \/ 6-Step","offer_id":43883225546788,"sku":"TPA6R-09","price":532.0,"currency_code":"USD","in_stock":true},{"title":"1 1\/2-11 1\/2 \/ L1","offer_id":43883225579556,"sku":"TPA1R-09","price":337.0,"currency_code":"USD","in_stock":true},{"title":"1 1\/2-11 1\/2 \/ L2","offer_id":43883225612324,"sku":"TPA2R-09","price":453.0,"currency_code":"USD","in_stock":true},{"title":"2-11 1\/2 \/ 6-Step","offer_id":43883226333220,"sku":"TPA6R-10","price":595.0,"currency_code":"USD","in_stock":true},{"title":"2-11 1\/2 \/ L1","offer_id":43883226365988,"sku":"TPA1R-10","price":476.0,"currency_code":"USD","in_stock":true},{"title":"2-11 1\/2 \/ L2","offer_id":43883226398756,"sku":"TPA2R-10","price":530.0,"currency_code":"USD","in_stock":true},{"title":"2 1\/2-8 \/ 6-Step","offer_id":43883226234916,"sku":"TPA6R-11","price":708.0,"currency_code":"USD","in_stock":true},{"title":"2 1\/2-8 \/ L1","offer_id":43883226267684,"sku":"TPA1R-11","price":523.0,"currency_code":"USD","in_stock":true},{"title":"2 1\/2-8 \/ L2","offer_id":43883226300452,"sku":"TPA2R-11","price":632.0,"currency_code":"USD","in_stock":true},{"title":"3-8 \/ 6-Step","offer_id":43883226431524,"sku":"TPA6R-12","price":860.0,"currency_code":"USD","in_stock":true},{"title":"3-8 \/ L1","offer_id":43883226464292,"sku":"TPA1R-12","price":588.0,"currency_code":"USD","in_stock":true},{"title":"3-8 \/ L2","offer_id":43883226497060,"sku":"TPA2R-12","price":746.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2546\/6268\/files\/ANPTTaperPipeRingGages.png?v=1781031562"},{"product_id":"pg-conduit-thread-ring-gage","title":"PG Conduit Thread Ring Gage","description":"\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eChecks threads of pipe fittings used for electrical wiring\u003c\/li\u003e\n\u003cli\u003ePg Steel Conduit Thread Plug Gages manufactured per DIN 40431\u003c\/li\u003e\n\u003cli\u003eInspects conduit threads\u003c\/li\u003e\n\u003cli\u003eGO thread ring ensures the maximum material condition is met\u003c\/li\u003e\n\u003cli\u003eNOGO plain ring gage checks the major diameter or crest of the thread\u003c\/li\u003e\n\u003cli\u003eManufactured to the high end of the specification for longer wearability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003ca href=\"\/blogs\/thread-plug-gages\/pg-thread-profile-chart\"\u003e Pg thread profile chart\u003c\/a\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003ePg Steel Conduit Threads are manufactured per DIN 40430. WESTport manufactures Pg Steel Conduit Thread Ring Gages per DIN 40431.\u003cbr\u003e\u003cbr\u003eThe Pg thread series is designed for use with the thin wall cross section of the steel conduit. The thin wall thickness requires a shorter profile thread that will not break through the outside diameter of the steel conduit during the machining process. The Pg conduit thread form features an 80° included angle and a shorter profile than the 60° included angle found in the Unified National thread series and the Metric thread series.\u003cbr\u003e\u003cbr\u003eThe DIN 40431 standard for P1 steel conduit threads specifies the requirements for using GO thread ring gages and plain NOGO ring gages to inspect the conduit threads. A unique aspect of the Pg Steel Conduit Thread Ring Gage is that the NOGO member is a plain cylindrical gage. This works because as the thread is machined the crest if the thread comes to a point. As the thread size is changed, the position of the point changes and as a result can be measured. The plain NOGO ring gage checks the major diameter or crest of the thread and verifies that minimum material condition is met. The GO threaded ring works normally by ensuring the maximum material condition is met.\u003cbr\u003e\u003cbr\u003ePg Conduit thread ring gages are easy to use:\u003cbr\u003e1. The GO Threaded ring gage must be capable of being screwed by hand without undue force over the full length of the threaded work piece\u003cbr\u003e2. The NOGO plain ring gage must not be able to pass over the threaded work piece.\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"WESTport Corp.","offers":[{"title":"PG-11 \/ GO","offer_id":43883226726436,"sku":"PGCRG3","price":446.0,"currency_code":"USD","in_stock":true},{"title":"PG-11 \/ NO GO","offer_id":43883226759204,"sku":"PGCRNG3","price":357.0,"currency_code":"USD","in_stock":true},{"title":"PG-11 \/ GO\/NO GO Ring Gage Set","offer_id":43883226791972,"sku":"PGCRDE3","price":803.0,"currency_code":"USD","in_stock":true},{"title":"PG-13.5 \/ GO","offer_id":43883226824740,"sku":"PGCRG4","price":458.0,"currency_code":"USD","in_stock":true},{"title":"PG-13.5 \/ NO GO","offer_id":43883226857508,"sku":"PGCRNG4","price":366.0,"currency_code":"USD","in_stock":true},{"title":"PG-13.5 \/ GO\/NO GO Ring Gage Set","offer_id":43883226890276,"sku":"PGCRDE4","price":824.0,"currency_code":"USD","in_stock":true},{"title":"PG-16 \/ GO","offer_id":43883226923044,"sku":"PGCRG5","price":371.0,"currency_code":"USD","in_stock":true},{"title":"PG-16 \/ NO GO","offer_id":43883226955812,"sku":"PGCRNG5","price":297.0,"currency_code":"USD","in_stock":true},{"title":"PG-16 \/ GO\/NO GO Ring Gage Set","offer_id":43883226988580,"sku":"PGCRDE5","price":668.0,"currency_code":"USD","in_stock":true},{"title":"PG-21 \/ GO","offer_id":43883227021348,"sku":"PGCRG6","price":380.0,"currency_code":"USD","in_stock":true},{"title":"PG-21 \/ NO GO","offer_id":43883227054116,"sku":"PGCRNG6","price":304.0,"currency_code":"USD","in_stock":true},{"title":"PG-21 \/ GO\/NO GO Ring Gage Set","offer_id":43883227086884,"sku":"PGCRDE6","price":684.0,"currency_code":"USD","in_stock":true},{"title":"PG-29 \/ GO","offer_id":43883227119652,"sku":"PGCRG7","price":438.0,"currency_code":"USD","in_stock":true},{"title":"PG-29 \/ NO GO","offer_id":43883227152420,"sku":"PGCRNG7","price":350.0,"currency_code":"USD","in_stock":true},{"title":"PG-29 \/ GO\/NO GO Ring Gage Set","offer_id":43883227185188,"sku":"PGCRDE7","price":788.0,"currency_code":"USD","in_stock":true},{"title":"PG-36 \/ GO","offer_id":43883227217956,"sku":"PGCRG8","price":490.0,"currency_code":"USD","in_stock":true},{"title":"PG-36 \/ NO GO","offer_id":43883227250724,"sku":"PGCRNG8","price":392.0,"currency_code":"USD","in_stock":true},{"title":"PG-36 \/ GO\/NO GO Ring Gage Set","offer_id":43883227283492,"sku":"PGCRDE8","price":882.0,"currency_code":"USD","in_stock":true},{"title":"PG-42 \/ GO","offer_id":43883227316260,"sku":"PGCRG9","price":551.0,"currency_code":"USD","in_stock":true},{"title":"PG-42 \/ NO GO","offer_id":43883227349028,"sku":"PGCRNG9","price":441.0,"currency_code":"USD","in_stock":true},{"title":"PG-42 \/ GO\/NO GO Ring Gage Set","offer_id":43883227381796,"sku":"PGCRDE9","price":992.0,"currency_code":"USD","in_stock":true},{"title":"PG-48 \/ GO","offer_id":43883227414564,"sku":"PGCRG10","price":585.0,"currency_code":"USD","in_stock":true},{"title":"PG-48 \/ NO GO","offer_id":43883227447332,"sku":"PGCRNG10","price":468.0,"currency_code":"USD","in_stock":true},{"title":"PG-48 \/ GO\/NO GO Ring Gage Set","offer_id":43883227480100,"sku":"PGCRDE10","price":1053.0,"currency_code":"USD","in_stock":true},{"title":"PG-7 \/ GO","offer_id":43883227512868,"sku":"PGCRG1","price":409.0,"currency_code":"USD","in_stock":true},{"title":"PG-7 \/ NO GO","offer_id":43883227545636,"sku":"PGCRNG1","price":327.0,"currency_code":"USD","in_stock":true},{"title":"PG-7 \/ GO\/NO GO Ring Gage Set","offer_id":43883227578404,"sku":"PGCRDE1","price":736.0,"currency_code":"USD","in_stock":true},{"title":"PG-9 \/ GO","offer_id":43883227611172,"sku":"PGCRG2","price":428.0,"currency_code":"USD","in_stock":true},{"title":"PG-9 \/ NO GO","offer_id":43883227643940,"sku":"PGCRNG2","price":342.0,"currency_code":"USD","in_stock":true},{"title":"PG-9 \/ GO\/NO GO Ring Gage Set","offer_id":43883227676708,"sku":"PGCRDE2","price":770.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2546\/6268\/files\/PGConduuitThreadRingGageSolo.png?v=1781032679"},{"product_id":"npt-taper-pipe-ring-gage","title":"NPT Taper Pipe Ring Gage","description":"\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eNPT L1 rings inspect the functional size or hand tight engagement of the pipe, nipple or male threads\u003c\/li\u003e\n\u003cli\u003eNPTF L1 ring gages inspect the functional size or hand tight engagement of the pipe, nipple or male threads\u003c\/li\u003e\n\u003cli\u003eNPTF L2 ring inspects the wrench engagement threads of a coupling and taper of the external threads and to be used in conjunction or relationship with the NPTF L1\u003c\/li\u003e\n\u003cli\u003eNPTF 6 step ring gages check the crest truncation or profile of the external threads and are used in conjunction or relationship with the L1 ring\u003c\/li\u003e\n\u003cli\u003eNPT pipe thread plug and ring gages are manufactured per ANSI\/ASME B1.20.1\u003c\/li\u003e\n\u003cli\u003eNPTF gages are manufactured per ANSI\/ASME B1.20.5\u003c\/li\u003e\n\u003cli\u003eFree NIST certificate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003ca href=\"\/blogs\/thread-plug-gages\/national-standard-taper-pipe-threads-size-npt-chart\"\u003e National Standard Taperpipe Threads NPT Chart \u003c\/a\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003eNPT L1 taper pipe ring gages are used to check external threaded parts.\u003cbr\u003e\u003cbr\u003eNPT L1 rings inspect the functional size or hand tight engagement of the pipe, nipple or male threads. When gaging NPT threaded parts, thread the marked side on first. Parts being checked are generally acceptable when they come flush to end of ring to plus (+) or minus (-) one turn.\u003cbr\u003e\u003cbr\u003eNPTF L1 ring gages are used to check external threaded parts. NPTF L1 ring gages inspect the functional size or hand tight engagement of the pipe, nipple or male threads. NPTF gages are used to inspect pipe threads that are used in Dryseal applications NPTF (Dryseal) and ANPT (Aeronautical) thread tolerances are more closely controlled requiring an L2 thick ring gage as well as the L1 ring.\u003cbr\u003e\u003cbr\u003eNPTF L2 ring inspects the wrench engagement threads of a coupling and taper of the external threads and to be used in conjunction or relationship with the NPTF L1. NPTF gages are used to inspect pipe threads that are used in Dryseal applications NPTF (Dryseal) and ANPT (Aeronautical) thread tolerances are more closely controlled requiring an L2 thick ring gage as well as the L1 ring.\u003cbr\u003e\u003cbr\u003eNPTF 6 step ring gages are used to check external threaded parts. NPTF 6 step ring gages check the crest truncation or profile of the external threads and are used in conjunction or relationship with the L1 ring. NPTF gages are used to inspect pipe threads that are used in Dryseal applications NPTF (Dryseal) and ANPT (Aeronautical) thread tolerances are more closely controlled requiring an L2 thick ring gage as well as the L1 ring.\u003cbr\u003e\u003cbr\u003eNPTF gages are used to inspect pipe threads that are used in dryseal applications. NPTF gages are manufactured per ANSI\/ASME B1.20.5. Standard practice for gaging NPTF threads calls for using 2 or 3 gages used in conjunction with each other. The standard calls out class 1 and class 2 NPTF threads. Class 1 signifies that specific inspection of root and crest truncation is not required, while class 2 signifies that such is required. Other taper pipe thread gages include PTF SAE Short and NGT sizes.\u003cbr\u003e\u003cbr\u003eWESTport Gage offers a complete line of taper pipe gages including special and custom designs. NPT general purpose pipe thread plug and ring gages are manufactured per ANSI\/ASME B1.20.1. Threads are within the permissible limits of the tolerance when the gaging notch of the plug or gaging face of the ring is plus or minus one turn from being flush with the end of the thread.\u003c\/div\u003e","brand":"WESTport Corp.","offers":[{"title":"1\/16-27 \/ L1","offer_id":43883227807780,"sku":"NPTR-01","price":200.0,"currency_code":"USD","in_stock":true},{"title":"1\/8-27 \/ L1","offer_id":43883227906084,"sku":"NPTR-02","price":153.0,"currency_code":"USD","in_stock":true},{"title":"1\/4-18 \/ L1","offer_id":43883227873316,"sku":"NPTR-03","price":153.0,"currency_code":"USD","in_stock":true},{"title":"3\/8-18 \/ L1","offer_id":43883228102692,"sku":"NPTR-04","price":165.0,"currency_code":"USD","in_stock":true},{"title":"1\/2-14 \/ L1","offer_id":43883227840548,"sku":"NPTR-05","price":186.0,"currency_code":"USD","in_stock":true},{"title":"3\/4-14 \/ L1","offer_id":43883228069924,"sku":"NPTR-06","price":208.0,"currency_code":"USD","in_stock":true},{"title":"1-11 1\/2 \/ L1","offer_id":43883227775012,"sku":"NPTR-07","price":236.0,"currency_code":"USD","in_stock":true},{"title":"1 1\/4-11 1\/2 \/ L1","offer_id":43883227742244,"sku":"NPTR-08","price":261.0,"currency_code":"USD","in_stock":true},{"title":"1 1\/2-11 1\/2 \/ L1","offer_id":43883227709476,"sku":"NPTR-09","price":309.0,"currency_code":"USD","in_stock":true},{"title":"2-11 1\/2 \/ L1","offer_id":43883227971620,"sku":"NPTR-10","price":369.0,"currency_code":"USD","in_stock":true},{"title":"2 1\/2-8 \/ L1","offer_id":43883227938852,"sku":"NPTR-11","price":432.0,"currency_code":"USD","in_stock":true},{"title":"3-8 \/ L1","offer_id":43883228037156,"sku":"NPTR-12","price":544.0,"currency_code":"USD","in_stock":true},{"title":"3 1\/2-8 \/ L1","offer_id":43883228004388,"sku":"NPTR-13","price":745.0,"currency_code":"USD","in_stock":true},{"title":"4-8 \/ L1","offer_id":43883228135460,"sku":"NPTR-14","price":851.0,"currency_code":"USD","in_stock":true},{"title":"5-8 \/ L1","offer_id":43883228168228,"sku":"NPTR-15","price":1032.0,"currency_code":"USD","in_stock":true},{"title":"6-8 \/ L1","offer_id":43883228200996,"sku":"NPTR-16","price":1213.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2546\/6268\/files\/Taper_pipe_NPT_L1_Thread_Ring_Gage.png?v=1780161824"},{"product_id":"nptf-taper-pipe-ring-gage","title":"NPTF Taper Pipe Ring Gage","description":"\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eNPT L1 rings inspect the functional size or hand tight engagement of the pipe, nipple or male threads\u003c\/li\u003e\n\u003cli\u003eNPTF L1 ring gages inspect the functional size or hand tight engagement of the pipe, nipple or male threads\u003c\/li\u003e\n\u003cli\u003eNPTF L2 ring inspects the wrench engagement threads of a coupling and taper of the external threads and to be used in conjunction or relationship with the NPTF L1\u003c\/li\u003e\n\u003cli\u003eNPTF 6 step ring gages check the crest truncation or profile of the external threads and are used in conjunction or relationship with the L1 ring\u003c\/li\u003e\n\u003cli\u003eNPT pipe thread plug and ring gages are manufactured per ANSI\/ASME B1.20.1\u003c\/li\u003e\n\u003cli\u003eNPTF gages are manufactured per ANSI\/ASME B1.20.5\u003c\/li\u003e\n\u003cli\u003eFree NIST certificate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003ca href=\"\/blogs\/thread-plug-gages\/national-standard-taper-pipe-threads-size-npt-chart\"\u003e National Standard Taperpipe Threads NPT Chart \u003c\/a\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003eNPT L1 taper pipe ring gages are used to check external threaded parts.\u003cbr\u003e\u003cbr\u003eNPT L1 rings inspect the functional size or hand tight engagement of the pipe, nipple or male threads. When gaging NPT threaded parts, thread the marked side on first. Parts being checked are generally acceptable when they come flush to end of ring to plus (+) or minus (-) one turn.\u003cbr\u003e\u003cbr\u003eNPTF L1 ring gages are used to check external threaded parts. NPTF L1 ring gages inspect the functional size or hand tight engagement of the pipe, nipple or male threads. NPTF gages are used to inspect pipe threads that are used in Dryseal applications NPTF (Dryseal) and ANPT (Aeronautical) thread tolerances are more closely controlled requiring an L2 thick ring gage as well as the L1 ring.\u003cbr\u003e\u003cbr\u003eNPTF L2 ring inspects the wrench engagement threads of a coupling and taper of the external threads and to be used in conjunction or relationship with the NPTF L1. NPTF gages are used to inspect pipe threads that are used in Dryseal applications NPTF (Dryseal) and ANPT (Aeronautical) thread tolerances are more closely controlled requiring an L2 thick ring gage as well as the L1 ring.\u003cbr\u003e\u003cbr\u003eNPTF 6 step ring gages are used to check external threaded parts. NPTF 6 step ring gages check the crest truncation or profile of the external threads and are used in conjunction or relationship with the L1 ring. NPTF gages are used to inspect pipe threads that are used in Dryseal applications NPTF (Dryseal) and ANPT (Aeronautical) thread tolerances are more closely controlled requiring an L2 thick ring gage as well as the L1 ring.\u003cbr\u003e\u003cbr\u003eNPTF gages are used to inspect pipe threads that are used in dryseal applications. NPTF gages are manufactured per ANSI\/ASME B1.20.5. Standard practice for gaging NPTF threads calls for using 2 or 3 gages used in conjunction with each other. The standard calls out class 1 and class 2 NPTF threads. Class 1 signifies that specific inspection of root and crest truncation is not required, while class 2 signifies that such is required. Other taper pipe thread gages include PTF SAE Short and NGT sizes.\u003cbr\u003e\u003cbr\u003eWESTport Gage offers a complete line of taper pipe gages including special and custom designs. NPT general purpose pipe thread plug and ring gages are manufactured per ANSI\/ASME B1.20.1. Threads are within the permissible limits of the tolerance when the gaging notch of the plug or gaging face of the ring is plus or minus one turn from being flush with the end of the thread.\u003c\/div\u003e","brand":"WESTport Corp.","offers":[{"title":"1\/16-27 \/ 6-Step","offer_id":43883228528676,"sku":"TP6R-01","price":359.0,"currency_code":"USD","in_stock":true},{"title":"1\/16-27 \/ L1","offer_id":43883228561444,"sku":"TP1R-01","price":211.0,"currency_code":"USD","in_stock":true},{"title":"1\/16-27 \/ L2","offer_id":43883228594212,"sku":"TP2R-01","price":291.0,"currency_code":"USD","in_stock":true},{"title":"1\/8-27 \/ 6-Step","offer_id":43883228823588,"sku":"TP6R-02","price":359.0,"currency_code":"USD","in_stock":true},{"title":"1\/8-27 \/ L1","offer_id":43883228856356,"sku":"TP1R-02","price":183.0,"currency_code":"USD","in_stock":true},{"title":"1\/8-27 \/ L2","offer_id":43883228889124,"sku":"TP2R-02","price":271.0,"currency_code":"USD","in_stock":true},{"title":"1\/4-18 \/ 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Standard B.110M 2004\u003c\/li\u003e\n\u003cli\u003eUsed for watches, instruments and miniature mechanisms\u003c\/li\u003e\n\u003cli\u003eDiameter range .30mm to 1.40mm (.0118”-.0551”)\u003c\/li\u003e\n\u003cli\u003eFree NIST certificate of accuracy\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003eWESTport Gage provides a full range of Unified Miniature Screw Thread Plug Gages per the American Standard B1.10M 2004 and the equivalent ISO Recommendation. This thread designation is also referred to as the UNM Series. The threads in this series are interchangeable with the American, British, Canadian and ISO standardization programs. Unified Miniature Screw thread ring gages are intended for use in watches, instruments, and miniature mechanisms.\u003cbr\u003e \u003cbr\u003e The series covers a diameter range from .30mm to 1.40mm (.0118” ‐ .0551”) and supplements the Unified and American thread series. WESTport also manufactures UNM forming taps. WESTport’s team of engineers can assist you with properly selecting the correct type of miniature gage and cutting tools for all of your UNM thread applications.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"WESTport Corp.","offers":[{"title":"0.3 \/ GO","offer_id":43883229413412,"sku":"UNMRG1","price":453.0,"currency_code":"USD","in_stock":true},{"title":"0.3 \/ NO GO","offer_id":43883229446180,"sku":"UNMRNG1","price":453.0,"currency_code":"USD","in_stock":true},{"title":"0.3 \/ GO\/NO GO Ring Gage Set","offer_id":43883229478948,"sku":"UNMRDE1","price":913.0,"currency_code":"USD","in_stock":true},{"title":"0.35 \/ GO","offer_id":43883229511716,"sku":"UNMRG2","price":453.0,"currency_code":"USD","in_stock":true},{"title":"0.35 \/ NO GO","offer_id":43883229544484,"sku":"UNMRNG2","price":453.0,"currency_code":"USD","in_stock":true},{"title":"0.35 \/ GO\/NO GO Ring Gage Set","offer_id":43883229577252,"sku":"UNMRDE2","price":913.0,"currency_code":"USD","in_stock":true},{"title":"0.4 \/ 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Set","offer_id":43883230658596,"sku":"UNMRDE13","price":913.0,"currency_code":"USD","in_stock":true},{"title":"1.4 \/ GO","offer_id":43883230691364,"sku":"UNMRG14","price":453.0,"currency_code":"USD","in_stock":true},{"title":"1.4 \/ NO GO","offer_id":43883230724132,"sku":"UNMRNG14","price":453.0,"currency_code":"USD","in_stock":true},{"title":"1.4 \/ GO\/NO GO Ring Gage Set","offer_id":43883230756900,"sku":"UNMRDE14","price":913.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2546\/6268\/files\/Miniature_Screw_Thread_Ring_Gage.png?v=1779152716"},{"product_id":"acme-thread-ring-gage","title":"ACME Thread Ring Gage","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003eFEATURES:\u003c\/p\u003e\n\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003eGages an external threaded product\u003c\/li\u003e\n\u003cli\u003e3 classes of fit – 2G, 3G, 4G\u003c\/li\u003e\n\u003cli\u003eCentralizing ACME threads classes of fit:: 2C, 3C, 4C\u003c\/li\u003e\n\u003cli\u003eACME thread ring gages compliant to ASME B1.5-1997\u003c\/li\u003e\n\u003cli\u003eACME thread ring gage lengths and blank standards compliant to ASME B47.1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003ca href=\"\/blogs\/thread-plug-gages\/external-acme-thread-general-purpose-size-chart\"\u003eExternal ACME Thread Size Chart\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003ca href=\"\/blogs\/thread-plug-gages\/internal-acme-thread-general-purpose-size-chart\"\u003eInternal ACME Thread Size Chart \u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003eWESTport Gage provides a complete line of standard and special General Purpose ACME GO\/NO GO Thread Ring Gages in compliance with ASME B1.5 - 1997. Acme Thread Ring Gages are used to gage an external threaded product.. The ACME thread list of diameters listed here and their associated pitches are recommended as preferred. They have been specifically selected to meet requirements with the least number of items. In doing so this keeps the inventory of gages and tooling to a minimum in an effort to reduce costs. \u003cbr\u003e \u003cbr\u003e There are three classes of fit for ACME General Purpose thread gages; 2G, 3G and 4G. Centralizing ACME threads have classes of fit which are 2C, 3C and 4C. ACME threads feature a 29 degree angle of thread which is the angle between the sides of the thread measured in an axial plane. ACME Thread Ring Gage lengths and blank standards are compliant to ASME B47.1\u003cbr\u003e \u003cbr\u003e Centralizing ACME thread gages, Multiple start ACME thread gages and any special requirements will be priced on request.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"WESTport Corp.","offers":[{"title":".2500-16 \/ 2G \/ GO","offer_id":44215726669860,"sku":"ACMETRG1","price":0.0,"currency_code":"USD","in_stock":true},{"title":".2500-16 \/ 2G \/ NO GO","offer_id":50874978205732,"sku":"ACMETRG1","price":0.0,"currency_code":"USD","in_stock":true},{"title":".2500-16 \/ 2G \/ GO\/NO GO Ring Gage Set","offer_id":44215726637092,"sku":"ACMETRGS1","price":0.0,"currency_code":"USD","in_stock":true},{"title":".2500-16 \/ 3G \/ GO","offer_id":44215726735396,"sku":"ACMETRG2","price":0.0,"currency_code":"USD","in_stock":true},{"title":".2500-16 \/ 3G \/ NO GO","offer_id":50874978238500,"sku":"ACMETRG2","price":0.0,"currency_code":"USD","in_stock":true},{"title":".2500-16 \/ 3G \/ GO\/NO GO Ring 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Gage","description":"\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eThread ring gages measure threads on an outside diameter (OD) to ensure the threads are within its designed tolerance limits\u003c\/li\u003e\n\u003cli\u003eThread ring gage is a one piece construction with a single setting adjustment feature\u003c\/li\u003e\n\u003cli\u003eThread ring gages are root relieved providing longer life and superior gaging accuracy\u003c\/li\u003e\n\u003cli\u003eGO or NOGO members\u003c\/li\u003e\n\u003cli\u003eClass 2A or 3A for inch\u003c\/li\u003e\n\u003cli\u003eX tolerance, class 6g for metric\u003c\/li\u003e\n\u003cli\u003eASME\/ANSI B1.2 and ANSI B1.16M compliant\u003c\/li\u003e\n\u003cli\u003ePrecision hand lapped and polished to ensure superior accuracy\u003c\/li\u003e\n\u003cli\u003eManufactured to the highest end of the ANSI specifications to ensure maximum wearability\u003c\/li\u003e\n\u003cli\u003eFinal inspection of gages is completed in an environmentally controlled ISO 17025 laboratory\u003c\/li\u003e\n\u003cli\u003eAvailable in steel or chrome\u003c\/li\u003e\n\u003cli\u003eFree NIST certificate of accuracy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Properly Adjust Thread Ring Gages\u003c\/h2\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/dLymU_R2y6o\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/westportcorp.com\/blogs\/thread-ring-gages\/standard-pitch-diameter-chart-inch\"\u003eStandard Pitch Diameter Chart - Inch \u003c\/a\u003e\u003c\/p\u003e\n\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/westportcorp.com\/blogs\/thread-ring-gages\/standard-pitch-diameter-chart-metric\" title=\"Standard Pitch Diameter Chart - Metric\"\u003e Standard Pitch Diameter Chart - Metric \u003c\/a\u003e\u003c\/p\u003e\n\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003ea Thread ring gage is a type of adjustable \u003ca href=\"https:\/\/westportcorp.com\/pages\/thread-gages\"\u003ethread gage\u003c\/a\u003e and used to measure threads on an outside diameter (OD) to ensure the threads are within its designed tolerance limits. The thread ring gage is a one piece construction with a single setting adjustment feature, manufactured to an X tolerance and American Gage Design standards (AGD).\u003cbr\u003e\u003cbr\u003eThread ring gages are root relieved for longer life and more accurate gaging. They are manufactured with a root clearance in the major diameter which eliminates the possibility of interference from the full form section of the thread setting plug and major diameter of the part being gaged. This feature assures that the thread flanks are making proper contact. \u003cbr\u003e\u003cbr\u003eAvailable in GO or NOGO, Class 2A or 3A for inch and to X Tolerance, Class 6g for metric. Class and tolerances conform to ASME\/ANSI B1.2, ANSI B1.16M Gage Standard and\/or H28 Handbook. All thread inserts are made of an oil hardening graphitic tool steel and are ring lapped and hand polished to ensure maximum wearability. Class W or UNJ threads quoted upon request. Adjustable ring gages are available in steel or chrome.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"WESTport Corp.","offers":[{"title":"M1.6-0.35 \/ Chrome \/ GO","offer_id":50871750524964,"sku":"MTRC-01","price":0.0,"currency_code":"USD","in_stock":true},{"title":"M1.6-0.35 \/ Chrome \/ NO GO","offer_id":50871750557732,"sku":"MTRC-01","price":0.0,"currency_code":"USD","in_stock":true},{"title":"M1.6-0.35 \/ Chrome \/ GO\/NO GO Ring Gage Set","offer_id":50871750590500,"sku":"MTRCS-01","price":0.0,"currency_code":"USD","in_stock":true},{"title":"M1.6-0.35 \/ Steel \/ GO","offer_id":50871750623268,"sku":"MTR-01","price":210.0,"currency_code":"USD","in_stock":true},{"title":"M1.6-0.35 \/ Steel \/ NO GO","offer_id":50871750656036,"sku":"MTR-01","price":210.0,"currency_code":"USD","in_stock":true},{"title":"M1.6-0.35 \/ Steel \/ GO\/NO GO Ring Gage Set","offer_id":50871750688804,"sku":"MTRS-01","price":420.0,"currency_code":"USD","in_stock":true},{"title":"M1.8-0.35 \/ Chrome \/ 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