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 5990-01-160-6978
NSN 5935-00-535-2309
NSN 5920-00-764-0746
NSN 6150-01-449-4178
NSN 5855-01-273-6132
NSN 5935-01-387-7265
NSN 6145-01-195-5204
NSN 5990-01-203-6089
NSN 6320-01-624-0193
NSN 6130-00-838-0384
NSN 5990-01-298-6616
NSN 6610-01-304-3226