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 6110-01-577-8558
NSN 5996-01-007-9421
NSN 5835-01-045-6371
NSN 6145-01-584-0806
NSN 5975-01-558-1977
NSN 5930-01-136-5394
NSN 5990-00-518-0684
NSN 5910-01-020-9476
NSN 5975-00-111-3208
NSN 5930-00-301-8676
NSN 6130-01-521-1867
NSN 5990-00-501-4994