Aluminum 1" NH Inlet X 1" NH Outlet Male Threads_GHT The male threaded side of

The male threaded side of this adapter will only connect to a 6 inch female National Pipe Tapered (NPT) thread

Backwash Hose

Residential use on private fire hydrants

and remove automotive trip

The most common size and threads for US fire hydrants is 4 1/2 inch NH / NST

Aluminum 1" NH Inlet X 1" NH Outlet Male Threads_GHT The male threaded side ofCrafted from anodized aircraft aluminum with a heavy duty cast aluminum handle, the shut off valves are ultra lightweight and durable. Built to US Forest Service Standards (FSS) these valves are certified at 600 PSI working pressure and stagnant pressure ratings of 1,200 PSI. Polymer ball and seating reduces friction while operating under pressure.