A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 5945-00-170-8632
NSN 5915-00-624-8174
NSN 5950-01-379-0649
NSN 5985-01-003-5837
NSN 5920-01-100-3018
NSN 6610-00-251-7073
NSN 6135-00-110-1981
NSN 5925-01-432-0149
NSN 5920-01-157-9471
NSN 6685-01-093-4682
NSN 5915-01-399-7278
NSN 5999-01-377-5844