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 6240-00-443-2725
NSN 6645-01-384-7791
NSN 5855-01-263-7669
NSN 5975-01-537-9423
NSN 5975-00-223-9863
NSN 5930-00-813-3809
NSN 5930-00-052-2513
NSN 6610-01-024-1459
NSN 5920-01-367-4420
NSN 5920-01-444-4082
NSN 6645-01-123-9277
NSN 2925-01-004-5627