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Gages

BSF Thread Ring Gages

  • British Standard Fine
  • Checks parallel screw threads
  • Whitworth form
  • 55 degree included angle
PART# PRODUCT NAME SIZE TPI PRICE SALE PRICE
BSFTRG1 BSF Go/NoGo Thread Ring
(0)
3/16 32 call
BSFTRGS1 BSF Thread Ring Gage Set
(0)
3/16 32 call
BSFTRG2 BSF Go/NoGo Thread Ring
(0)
1/4 26 call
BSFTRGS2 BSF Thread Ring Gage Set
(0)
1/4 26 call
BSFTRG3 BSF Go/NoGo Thread Ring
(0)
5/16 22 call
BSFTRGS3 BSF Thread Ring Gage Set
(0)
5/16 22 call
BSFTRG4 BSF Go/NoGo Thread Ring
(0)
3/8 20 call
BSFTRGS4 BSF Thread Ring Gage Set
(0)
3/8 20 call
BSFTRG5 BSF Go/NoGo Thread Ring
(0)
7/16 18 call
BSFTRGS5 BSF Thread Ring Gage Set
(0)
7/16 18 call
BSFTRG6 BSF Go/NoGo Thread Ring
(0)
1/2 16 call
BSFTRGS6 BSF Thread Ring Gage Set
(0)
1/2 16 call
BSFTRG7 BSF Go/NoGo Thread Ring
(0)
9/16 16 call
BSFTRGS7 BSF Thread Ring Gage Set
(0)
9/16 16 call
BSFTRG8 BSF Go/NoGo Thread Ring
(0)
5/8 14 call
BSFTRGS8 BSF Thread Ring Gage Set
(0)
5/8 14 call
BSFTRG9 BSF Go/NoGo Thread Ring
(0)
3/4 12 call
BSFTRGS9 BSF Thread Ring Gage Set
(0)
3/4 12 call
BSFTRG10 BSF Go/NoGo Thread Ring
(0)
7/8 11 call
BSFTRGS10 BSF Thread Ring Gage Set
(0)
7/8 11 call
BSFTRG11 BSF Go/NoGo Thread Ring
(0)
1 10 call
BSFTRGS11 BSF Thread Ring Gage Set
(0)
1 10 call
BSFTRG12 BSF Go/NoGo Thread Ring
(0)
1-1/8 9 call
BSFTRGS12 BSF Thread Ring Gage Set
(0)
1-1/8 9 call
BSFTRG13 BSF Go/NoGo Thread Ring
(0)
1-1/4 9 call
BSFTRGS13 BSF Thread Ring Gage Set
(0)
1-1/4 9 call
BSFTRG14 BSF Go/NoGo Thread Ring
(0)
1-3/8 8 call
BSFTRGS14 BSF Thread Ring Gage Set
(0)
1-3/8 8 call
BSFTRG15 BSF Go/NoGo Thread Ring
(0)
1-1/2 8 call
BSFTRGS15 BSF Thread Ring Gage Set
(0)
1-1/2 8 call

BSF also is known as British Standard Fine screw thread. These gages check the parallel screw thread of Whitworth form. This form has a 55 degree included angle.
WESTport provides a complete line of BSF (British Standard Fine) Thread Ring Gages. They are available in sizes from 3/16 inch to 4 inches. Free Technical support is available from our core of engineers to assist you with any questions you may have.

Gages