NC Connections - Rotary Shoulder Connection - Thread Plug and Ring Gages - API Spec 7-2

NC Connections are Rotary Shoulder Connections having the V‐040, V050 or V‐055 Thread Forms. Gauging practice and thread inspection should conform to the requirements of API Spec 7‐2. Thread Check, Inc. offers the complete range of API NC Thread Plug and Ring Gages to API Spec 7‐2. Our engineering staff have served on various API gaging subcommittees and have worked in the energy industry for many decades. Thread Check's expert engineers can assist you with engineering and building custom gages. Thread Check is a proud member of the American Petroleum Institute.

SKU Description Each
NC10-P NC10 Thread Plug Gage
NC10-R NC10 Thread Ring Gage
NC12-P NC12 Thread Plug Gage
NC12-R NC12 Thread Ring Gage
NC13-P NC13 Thread Plug Gage
NC13-R NC13 Thread Ring Gage
NC16-P NC16 Thread Plug Gage
NC16-R NC16 Thread Ring Gage
NC26-P NC26 Thread Plug Gage ( 2 3/8" IF interchangeable )
NC26-R NC26 Thread Ring Gage ( 2 3/8" IF interchangeable )
NC31-P NC31 Thread Plug Gage ( 2 7/8" IF interchangeable )
NC31-R NC31 Thread Ring Gage ( 2 7/8" IF interchangeable )
NC35-P NC35 IF Plug Gage
NC35-R NC35 IF Ring Gage
NC38-P NC38 Thread Plug Gage ( 3 1/2" IF interchangeable )
NC38-R NC38 Thread Ring Gage ( 3 1/2" IF interchangeable )
NC40-P NC40 IF Plug Gage
NC40-R NC40 IF Ring Gage
NC44-P NC44 IF Plug Gage
NC44-R NC44 IF Ring Gage
NC46-P NC46 Thread Plug Gage ( 4" IF interchangeable )
NC46-R NC46 Thread Ring Gage ( 4" IF interchangeable )
NC50-R NC50 Thread Ring Gage ( 4 1/2" IF interchangeable )
NC50-P NC50 Thread Plug Gage ( 4 1/2" IF interchangeable )
NC56-R NC56 Thread Ring Gage ( 5" IF interchangeable )
NC56-P NC56 Thread Plug Gage ( 5" IF interchangeable )
NC61-P NC61 Thread Plug Gage
NC61-R NC61 Thread Ring Gage
NC70-P NC70 Thread Plug Gage
NC70-R NC70 Thread Ring Gage
NC77-P NC77 IF Plug Gage
NC77-R NC77 IF Ring Gage
Set Descending Direction
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