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 5910-00-255-6228
NSN 6145-01-010-4438
NSN 6320-01-113-7647
NSN 5998-01-483-2743
NSN 5920-00-269-4060
NSN 5960-01-072-2876
NSN 6130-00-473-6132
NSN 5965-01-565-5434
NSN 6685-00-583-2473
NSN 6145-01-603-9302
NSN 5930-00-756-9701
NSN 6610-01-003-9763