Aluminum 3" Male Camlock x 4" Male Camlock (USA) Inlet Threads_NH / NST No plain anodized

No plain anodized

Collar screws take a 5/16 inch allen wrench

style and length of layers

Red 6 inch male aluminum dry hydrant plug and chain with NH/NST threads

Constructed from 10 oz vinyl

Aluminum 3" Male Camlock x 4" Male Camlock (USA) Inlet Threads_NH / NST No plain anodizedType "A" aluminum 3 inch male camlock (Cam & Groove) coupler to 4 inch male camlock (Cam & Groove). 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 3 inch female camlock The opposite male side of this adapter will only connect to a 4 inch female camlock How it works To make a connection, simply slide the camlock adapter into the camlock