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 6130-01-216-7158
NSN 6145-01-476-8294
NSN 6150-01-367-6309
NSN 4140-01-536-9823
NSN 5930-01-113-8011
NSN 5945-01-496-0538
NSN 5950-01-578-1577
NSN 6685-01-501-2269
NSN 5990-00-557-3672
NSN 6135-01-026-9960
NSN 5835-01-424-0054
NSN 6620-01-398-8986