Brass 1" Male Camlock x 1" Male NPT (USA) Female Threads_NPSH 1 1/2 inch double stack

1 1/2 inch double stack tips are machined from 6061-T6 aluminum seamless extrusions from the USA

3" (76mm) rocker lug couplings

Global type "DC" stainless steel 1 1/4 inch female camlock (Cam & Groove) dust cap

and coating

The most common size and threads for US fire hydrants is 4 1/2 inch NH / NST

Brass 1" Male Camlock x 1" Male NPT (USA) Female Threads_NPSH 1 1/2 inch double stackType "F" brass 1 inch male camlock (Cam & Groove) coupler to 1 inch male NPT threads. Under no circumstances should cam and groove couplings be used for compressed air or steam service! Connections The male side of this adapter will only connect to 1 inch female camlock The male threaded side of this adapter will only connect to a 1 inch female National Pipe Tapered (NPT) or a National Pipe Straight Hose (NPSH) thread, for example, PVC or metal pipe