Insize 4634-112, NPT THREAD RING GAGE, 1×11.5NPT, 6928640347009

American tapered pipe thread for threads with sealant
Standard ANSI/ASME B1.20.1
Taper 1:16
Material: OHNS (Oil Hardened Non-Shrining Steel)
Stable dimension and wear resistance
Hardness HRC60-62