Aluminum 4" Female BSP to 4" Male NPT Female Threads_NPSH Coast Guard specification for fighting

Coast Guard specification for fighting fires with drafted water

Global type "DP" brass 3 inch male camlock (Cam & Groove) dust plug

[CGD 85–080

These couplings are NOT field serviceable or replaceable

(b) Each hose must:

Aluminum 4" Female BSP to 4" Male NPT Female Threads_NPSH Coast Guard specification for fightingBritish 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.