Aluminum 5" Female Camlock x 4" Male Camlock (USA) Threads_NPSH x NPT but it is less resilient

but it is less resilient and flexible at low temperatures

Once padlock is unlocked and removed along with the cover shell hydrant may be opened with standard hydrant wrench

Type "F" brass 3 inch male camlock (Cam & Groove) coupler to 3 inch male NPT threads

Firefighting - Airport (ARFF)

Aluminum 5" Female Camlock x 4" Male Camlock (USA) Threads_NPSH x NPT but it is less resilientAluminum 5 inch female camlock (Cam & Groove) coupler to 4 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 5 inch male camlock The male side of this adapter will only connect to a 4 inch female camlock How it works To make a connection, simply slide the camlock adapter into the camlock