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 6645-01-259-4231
NSN 5985-00-821-2209
NSN 5990-01-411-5930
NSN 5975-00-471-0625
NSN 5920-01-200-6274
NSN 6130-01-608-5496
NSN 6620-01-246-7133
NSN 6220-00-334-7008
NSN 6220-00-407-3242
NSN 6110-01-054-1234
NSN 5920-00-967-1396
NSN 6220-01-235-7091