Moon 357-3062521 Brass Fire Hose Adapter, Nipple, 3″ NPT Female x 2-1/2″ NH Male

Pipe fittings are components used for connecting, terminating, controlling flow, and changing the direction of piping in many different industries. When purchasing pipe fittings, consider the application, as this will affect material type, shape, size and required durability. Fittings are available threaded or unthreaded, in many shapes, styles, sizes, and schedules (pipe wall thickness).
Moon American manufactures and distributes industrial, municipal, and interior fire control products and accessories. The company, founded in 1955, is headquartered in Worcester, MA.