Aluminum 3" Female Camlock x 1 1/2" Male Camlock (USA) Outlet Size_1 1/2 Inch The Fire Hydrant Lock deters

The Fire Hydrant Lock deters access to a fire hydrant's operating nut to prevent unauthorized water usage and unwanted access to the potable water system

The male threaded side of this adapter will only connect to a 2 inch female National Pipe Tapered (NPT) thread

NH / NST threads are used by most fire departments

Under no circumstances should cam and groove couplings be used for compressed air or steam service

Aluminum 3" Female Camlock x 1 1/2" Male Camlock (USA) Outlet Size_1 1/2 Inch The Fire Hydrant Lock detersAluminum 3 inch female camlock (Cam & Groove) coupler to 1 1 2 inch male camlock (Cam & Groove) coupler. 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 a 3 inch male camlock The male side of this adapter will only connect to a 1 1 2 inch female camlock How it works To make a connection, simply slide the camlock adapter into the camlock