Aluminum 4" Female BSP to 4" Male NPT Male Size_4 Inch This Wildland Fire Equipment hose

This Wildland Fire Equipment hose spanner wrench is used by the U

Global type "E" stainless steel 6 inch male camlock (Cam & Groove) coupler to 6 inch hose shank

aka Garden Hose Thread

If you have any doubt it is best to contact your local fire department for size and thread type in your area

Aluminum 4" Female BSP to 4" Male NPT Male Size_4 Inch This Wildland Fire Equipment hoseBritish Standard Pipe (BSP) can be most commonly found in Canada, UK, Europe, Asia and Australia. It is a finer thread than National Pipe Thread (NPT), and will not seal properly if used in conjunction with it. Two types of threads are used: British Standard Pipe Taper (BSPT) and British Standard Pipe Parallel (BSPP). British Standard Pipe Taper uses a tapered thread system, and sealant is provided to help secure the male and female connection.