NPT Thread Plug Gauges
WORKING THREAD PLUG:
A Go/NoGo gage that is used to check an internal thread, for the correct size and pitch diameter limits.
** PLEASE NOTE - WE ARE CLOSED FROM DECEMBER 23rd UNTIL JANUARY 5th, 2026 AND ORDERS WILL NOT BE SHIPPED DURING THIS TIME **
A Go/NoGo gage that is used to check an internal thread, for the correct size and pitch diameter limits.