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 6650-00-650-8080
NSN 5999-01-519-9170
NSN 6685-01-641-9239
NSN 5905-01-651-9622
NSN 6130-01-620-2069
NSN 5915-01-591-0416
NSN 5910-00-050-5348
NSN 5835-01-132-5894
NSN 6130-01-646-7150
NSN 6610-01-354-7963
NSN 5945-01-272-9579
NSN 6620-01-236-0138