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 5990-01-037-6531
NSN 5985-00-543-0535
NSN 4140-01-501-5631
NSN 5996-00-044-3254
NSN 5930-01-033-6028
NSN 5930-01-413-8954
NSN 5855-00-185-1560
NSN 6130-01-260-0781
NSN 5920-00-873-9514
NSN 6650-01-570-4795
NSN 6620-01-292-5072
NSN 5950-01-476-7341