Aluminum 5" Female Camlock Dust Cap Male Threads_NPT Please be sure you are

Please be sure you are measuring the inside diameter of the male coupling

Finish is polished chrome suitable for fire trucks and other fire equipment

Aluminum test cap can simplify the job of annual hose service test

The male side of this adapter will only connect to a 3 inch female camlock

Aluminum 5" Female Camlock Dust Cap Male Threads_NPT Please be sure you areGlobal type "DC" aluminum 5 inch female camlock (Cam & Groove) dust cap. Dust caps and dust plugs are not to be used in pressure applications for safety and environmental reasons. 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 5 inch male camlock How it works To make a connection, simply slide the camlock adapter into the camlock