NPTF Pipe Thread Plug and Ring Gages

L1 gages check the effective diameter at the gage line.L2 external and L3 internal check the remaining thread length and the taper. Gages are available with or without handles or holders.

  • Made to ANSI B 22 specifications
  • Conform to Mil-P- 7105 Military Standards

Dryseal and Aeronautical threads are checked for conformance with these plug or ring gages to insure conformance to specifications.