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 5925-01-093-8678
NSN 5960-01-013-9346
NSN 6105-01-578-8842
NSN 6650-00-170-5095
NSN 6105-01-123-8887
NSN 6645-01-511-1501
NSN 6320-00-456-0836
NSN 7035-01-421-2398
NSN 6220-00-906-7228
NSN 6145-01-484-8735
NSN 4140-01-195-4272
NSN 5895-01-464-4365