Aluminum 1 1/2" Female Camlock x 1 1/2" Female NH Fire Hose

Our aluminum cam and groove to NH fire hose threaded fittings are designed to convert a standard NH/NST "fire hose thread" hose or adapter to a standard camlock. Finished in bright orange to distinguish them from regular camlock to NPT "pipe thread" cam and grove fittings. NH/NST threads are NOT compatible with NPT or NPSH 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 a 1 1/2 inch male camlock The female threaded side of this adapter will only connect to a 1 1/2 inch male National Hose (NH) or National Standard Thread (NST) The most common thread type in use by fire departments today is NST or National Standard Thread. NST also goes by the initials NH or National Hose. It can even be referred to as NHT or National Hose Thread but NST or NH is more common these days. NH = NSTHow it works To make a connection, simply slide the adapter into the coupler and with nor