Stainless Steel 4" Male Camlock x 3" Female NPT (USA) Couplings_Aluminum It is also easier to

It is also easier to operate in tight spots as it can open and close fire hydrants with only a 22 1/2" degree swing arc

Features a solid wedge disc and integral seat

Male 1 1/2 inch NH

Petcock for release of pressure

Stainless Steel 4" Male Camlock x 3" Female NPT (USA) Couplings_Aluminum It is also easier toType "A" stainless steel 4 inch male camlock (Cam & Groove) coupler to 3 inch female NPT threads. In reducing couplings, the cam and groove end is the first size in the part number. 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 4 inch female camlock The female threaded side of this adapter will only connect to a 3 inch male National