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 5920-01-429-0354
NSN 5985-00-166-3179
NSN 6685-01-367-3675
NSN 5925-01-528-9481
NSN 5965-01-089-8579
NSN 5965-01-432-1943
NSN 4140-00-295-0787
NSN 4140-01-160-8106
NSN 2925-00-233-5644
NSN 4140-01-383-1862
NSN 5945-01-264-8318
NSN 5945-01-546-3057