John Guest PM051214E - 1/2" BSPP Male x 12mm O/D Stem Adaptor

The John Guest PM051214E is a type of fitting used for connecting pipes or tubes together. Specifically, it is a 1/2" BSPP (British Standard Pipe Parallel) Male x 12mm O/D (Outside Diameter) Stem Adaptor.

This means that one end of the fitting has a 1/2" BSPP male thread, which can be screwed into a female BSPP thread on a pipe or valve. The other end of the fitting has a stem with a 12mm outside diameter, which can be inserted into a tube or pipe with an inside diameter of 12mm.

The John Guest PM051214E fitting is designed for use with cold water and is made from high-quality materials, such as food-grade acetal and EPDM O-rings, to ensure a secure and leak-free connection. It is commonly used in applications such as water filtration, beverage dispensing, and pneumatic systems.