Aluminum 3" Female Camlock x 2 1/2" Male Camlock (USA) Pick One Side_2 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

which can be operated in the dark with gloves on

Equivalent part number - HA25S25F

These caps will fit the most common Fire Department Connection (FDC) which has 2 1/2" NH / NST threads

are used in most industries as a hose connection to avoid leakages

Aluminum 3" Female Camlock x 2 1/2" Male Camlock (USA) Pick One Side_2 1/2 inch If you have any doubtAluminum 3 inches female camlock (Cam & Groove) coupler to 2 1 2 inches 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 3 inches male camlock The male side of this adapter will only connect to a 2 1 2 incehs female camlock How it works To make a connection, simply slide the camlock adapter into