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BSW Thread Plug Gages

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BSW Thread Plug Gages

  • British Standard Whitworth
  • Checks internal threads


Part# Product Name Size TPI Price
BSWTPG1 BSW Go/NoGo Thread Plug 1/8 40 Call
BSWTPGS1 BSW Thread Plug Gage Set 1/8 40 Call
BSWTPG2 BSW Go/NoGo Thread Plug 3/16 24 Call
BSWTPGS2 BSW Thread Plug Gage Set 3/16 24 Call
BSWTPG3 BSW Go/NoGo Thread Plug 1/4 20 Call
BSWTPGS3 BSW Thread Plug Gage Set 1/4 20 Call
BSWTPG4 BSW Go/NoGo Thread Plug 5/16 18 Call
BSWTPGS4 BSW Thread Plug Gage Set 5/16 18 Call
BSWTPG5 BSW Go/NoGo Thread Plug 3/8 16 Call
BSWTPGS5 BSW Thread Plug Gage Set 3/8 16 Call
BSWTPG6 BSW Go/NoGo Thread Plug 7/16 14 Call
BSWTPGS6 BSW Thread Plug Gage Set 7/16 14 Call
BSWTPG7 BSW Go/NoGo Thread Plug 1/2 12 Call
BSWTPGS7 BSW Thread Plug Gage Set 1/2 12 Call
BSWTPG8 BSW Go/NoGo Thread Plug 9/16 12 Call
BSWTPGS8 BSW Thread Plug Gage Set 9/16 12 Call
BSWTPG9 BSW Go/NoGo Thread Plug 5/8 11 Call
BSWTPGS9 BSW Thread Plug Gage Set 5/8 11 Call
BSWTPG10 BSW Go/NoGo Thread Plug 3/4 10 Call
BSWTPGS10 BSW Thread Plug Gage Set 3/4 10 Call
BSWTPG11 BSW Go/NoGo Thread Plug 7/8 9 Call
BSWTPGS11 BSW Thread Plug Gage Set 7/8 9 Call
BSWTPG12 BSW Go/NoGo Thread Plug 1 8 Call
BSWTPGS12 BSW Thread Plug Gage Set 1 8 Call
BSWTPG13 BSW Go/NoGo Thread Plug 1 1/8 7 Call
BSWTPGS13 BSW Thread Plug Gage Set 1 1/8 7 Call
BSWTPG14 BSW Go/NoGo Thread Plug 1 1/4 7 Call
BSWTPGS14 BSW Thread Plug Gage Set 1 1/4 7 Call
BSWTPG15 BSW Go/NoGo Thread Plug 1 3/8 6 Call
BSWTPGS15 BSW Thread Plug Gage Set 1 3/8 6 Call
BSWTPG16 BSW Go/NoGo Thread Plug 1 1/2 6 Call
BSWTPGS16 BSW Thread Plug Gage Set 1 1/2 6 Call


BSW also is known as British Standard Whitworth. This gage checks the internal threads of British Standard Course Screw thread pieces. This is an older standard and this kind of thread form is mostly used for replacement parts. These are available in sizes from 1/8 inch to 6 inches.
WESTport provides a complete line of BSW (British Standard Whitworth) Thread Plug 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.

WESTport Manufactured Products. 24th Anniversary Servicing Industry Worldwide (1989-2013)