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Gages

BSW Thread Ring Gages

  • British Standard Whitworth
  • Checks external parallel threads
PART# PRODUCT NAME SIZE TPI PRICE PRICE
BSWTRG1 BSW Go/NoGo Thread Ring 1/8 40 call
BSWTRGS1 BSW Thread Ring Gage Set 1/8 40 call
BSWTRG2 BSW Go/NoGo Thread Ring 3/16 24 call
BSWTRGS2 BSW Thread Ring Gage Set 3/16 24 call
BSWTRG3 BSW Go/NoGo Thread Ring 1/4 20 call
BSWTRGS3 BSW Thread Ring Gage Set 1/4 20 call
BSWTRG4 BSW Go/NoGo Thread Ring 5/16 18 call
BSWTRGS4 BSW Thread Ring Gage Set 5/16 18 call
BSWTRG5 BSW Go/NoGo Thread Ring 3/8 16 call
BSWTRGS5 BSW Thread Ring Gage Set 3/8 16 call
BSWTRG6 BSW Go/NoGo Thread Ring 7/16 14 call
BSWTRGS6 BSW Thread Ring Gage Set 7/16 14 call
BSWTRG7 BSW Go/NoGo Thread Ring 1/2 12 call
BSWTRGS7 BSW Thread Ring Gage Set 1/2 12 call
BSWTRG8 BSW Go/NoGo Thread Ring 9/16 12 call
BSWTRGS8 BSW Thread Ring Gage Set 9/16 12 call
BSWTRG9 BSW Go/NoGo Thread Ring 5/8 11 call
BSWTRGS9 BSW Thread Ring Gage Set 5/8 11 call
BSWTRG10 BSW Go/NoGo Thread Ring 3/4 10 call
BSWTRGS10 BSW Thread Ring Gage Set 3/4 10 call
BSWTRG11 BSW Go/NoGo Thread Ring 7/8 9 call
BSWTRGS11 BSW Thread Ring Gage Set 7/8 9 call
BSWTRG12 BSW Go/NoGo Thread Ring 1 8 call
BSWTRGS12 BSW Thread Ring Gage Set 1 8 call
BSWTRG13 BSW Go/NoGo Thread Ring 1-1/8 7 call
BSWTRGS13 BSW Thread Ring Gage Set 1-1/8 7 call
BSWTRG14 BSW Go/NoGo Thread Ring 1-1/4 7 call
BSWTRGS14 BSW Thread Ring Gage Set 1-1/4 7 call
BSWTRG15 BSW Go/NoGo Thread Ring 1-3/8 6 call
BSWTRGS15 BSW Thread Ring Gage Set 1-3/8 6 call
BSWTRG16 BSW Go/NoGo Thread Ring 1-1/2 6 call
BSWTRGS16 BSW Thread Ring Gage Set 1-1/2 6 call

BSW also is known as British Standard Whitworth. This gage checks the external parallel screw threads that have a 55 degree included angle and is of the Whitworth form. This is an older standard and this kind of thread form is mostly used for replacement parts.
WESTport provides a complete line of BSW (British Standard Whitworth) Thread Ring Gages. They are available in sizes from 1/8 inch to 6 inches. Free Technical support is available from our core of engineers to assist you with any questions you may have.

Gages