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 6610-01-172-4041
NSN 5975-00-003-2230
NSN 6650-01-546-2378
NSN 6610-01-397-6965
NSN 6145-01-323-3971
NSN 5998-01-114-9974
NSN 5990-01-157-0441
NSN 5950-01-627-5740
NSN 2925-01-094-4771
NSN 5960-00-245-2645
NSN 5925-01-022-3830
NSN 6320-01-064-0372