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 6645-00-527-6531
NSN 4140-01-143-1345
NSN 5950-01-139-1473
NSN 5930-00-816-7999
NSN 5945-01-619-8149
NSN 5905-01-242-5714
NSN 6685-00-224-5310
NSN 5930-01-023-1571
NSN 6685-01-299-3373
NSN 5920-01-595-7650
NSN 5990-00-691-2697
NSN 5990-01-106-3786