Aluminum 1 1/2" Female Camlock x 1" Female NPT (USA) Female Size_5 Inch NH threads are used by

NH threads are used by most fire departments and fire trucks

fits 4 and 5 inch adapters

Black 4 inch heavy-duty rubber water suction and discharge hose

This hose is constructed of an SBR synthetic rubber tube and a single layer of 100% polyester woven jackets

when five engineering societies and three government agencies founded the American Engineering Standards Committee (AESC)

Aluminum 1 1/2" Female Camlock x 1" Female NPT (USA) Female Size_5 Inch NH threads are used byGlobal type "D" aluminum 1 1 2 inch female camlock (Cam & Groove) coupler to 1 inch female 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 a 1 1 2 inch male camlock The female threaded side of this adapter will only connect to a 1 inch male National Pipe Tapered (NPT), for example, PVC or metal pipe fitting How it works To