Brass 4" Male Camlock x 4" Female NPT Durability_Excellent The most common size and

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

supply hose and adapter sold separately

Large Diameter Hydrant to Pumper

This hose is a lightweight forestry fire "mop-up" hose and is not intended to be a substitute for home garden hoses

Brass 4" Male Camlock x 4" Female NPT Durability_Excellent The most common size andGlobal type "A" Brass 4 inch male camlock (Cam & Groove) coupler to 4 inch female NPT threads. Under no circumstances should cam and groove couplings be used for compressed air or steam service! Connections The male side of this adapter will only connect to 4 inch female camlock The female threaded side of this adapter will only connect to a 4 inch male National Pipe Tapered (NPT) thread, for example, PVC or metal pipe fitting How it works To make a