Aluminum 1 1/2" Female BSP to 1 1/2" Male NPT Female Size_4 1/2 Inch 50 foot lengths are easier

50 foot lengths are easier to handle and offer more layout flexibility vs

Lock Lever is an investment casting of 304 stainless steel ASTM A743

for example

The female side of this adapter will only connect to 3 inch male camlock

Aluminum 1 1/2" Female BSP to 1 1/2" Male NPT Female Size_4 1/2 Inch 50 foot lengths are easierBritish 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.