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 5910-00-177-8291
NSN 5920-01-249-2708
NSN 5945-00-775-8036
NSN 6650-01-574-0714
NSN 6240-01-323-7032
NSN 5925-01-556-0290
NSN 6240-01-480-3542
NSN 5975-00-465-9507
NSN 5915-01-271-1187
NSN 6685-01-182-9494
NSN 5925-01-233-9204
NSN 5855-01-464-3152