Aluminum 1 1/2" Female Camlock x 1 1/2" Male NPT Outlet Size_1 1/2 Inch If you have any doubt

If you have any doubt it is best to contact your local fire department for size and thread type in your area

and sealant is provided to help secure the male and female connection

The male side of this adapter will only connect to 1/2 inch female camlock

For common combustible fires in businesses such as retail stores

Aluminum 1 1/2" Female Camlock x 1 1/2" Male NPT Outlet Size_1 1/2 Inch If you have any doubtGlobal type "B" aluminum 1 1 2 inch female camlock (Cam & Groove) coupler to 1 1 2 inch male NPT threads. 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 1 1 2 inch male camlock The male threaded side of this adapter will only connect to a 1 1 2 inch female National Pipe Tapered (NPT) or National Pipe Straight Hose (NPSH) thread, for