Plastic 4" Female Camlock x 4" Female NPT Male Threads_NPSH simply refill it at a

simply refill it at a local fire extinguisher company

Note - 2 inch NH / NST is very rare and is often mistaken in place of 1

Type "B" polypropylene 3 inch female camlock (Cam & Groove) coupler to 3 inch male NPT threads

Constructed from heavy duty 1 1/2" nylon webbing this sling will take all the abuse

Plastic 4" Female Camlock x 4" Female NPT Male Threads_NPSH simply refill it at aType "D" polypropylene 4 inch female camlock (Cam & Groove) coupler to 4 inch female NPT threads. Under no circumstances should cam and groove couplings be used for compressed air or steam service! Connections The female side of this adapter will only connect to 4 inch male camlock The female threaded side of this adapter will only connect to a 4 inch male National Pipe Tapered (NPT) or National Pipe Straight Hose (NPSH) thread, for example, PVC or