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 5905-01-022-0139
NSN 6650-01-375-0507
NSN 5855-01-647-0320
NSN 5950-01-152-2622
NSN 6645-01-100-3296
NSN 5950-00-149-5136
NSN 6650-00-929-0084
NSN 5910-00-931-6860
NSN 6645-01-374-9936
NSN 6130-00-132-3267
NSN 5950-01-222-6677
NSN 4140-00-606-9453