Aluminum 3" Male Camlock x 4" Male NPT Male Size_3/4 Inch is the most durable lightweight

is the most durable lightweight booster hose on the market

1 inch NPSH threads are often found on 1 inch forestry hoses and in some industrial hose applications

Global type "D" brass 1/2 inch female camlock (Cam & Groove) coupler to 1/2 inch female NPT threads

Cover shell and padlock hasp both rotate freely to help prevent tampering

The female side of this adapter will only connect to a 2 inch male camlock

Aluminum 3" Male Camlock x 4" Male NPT Male Size_3/4 Inch is the most durable lightweightGlobal type "F" aluminum 3 inch male camlock (Cam & Groove) coupler to 4 inch male NPT threads. Under no circumstances should cam and groove couplings be used for compressed air or steam service! Note: Image is example only and may not match dimensions of actual product. Connections The male side of this adapter will only connect to 3 inch female camlock The male threaded side of this adapter will only connect to a 4 inch female National Pipe Straight