Brass 4" Female Camlock x 4" Male NPT (USA) Female Threads_NYFD Once at your point of

Once at your point of attack

Equivalent part number - HA30S25F

Material is aluminum

Compatible part number - DFP25F25S

Brass 4" Female Camlock x 4" Male NPT (USA) Female Threads_NYFD Once at your point ofType "B" brass 4 inch female camlock (Cam & Groove) coupler to 4 inch male 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 4 inch male camlock The male threaded side of this adapter will only connect to a 4 inch female National Pipe Tapered (NPT) or National Pipe Straight Hose (NPSH) thread, for example, PVC or metal pipe