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 6220-01-589-1184
NSN 5975-00-534-8756
NSN 5925-01-446-5267
NSN 6320-01-470-6826
NSN 6130-01-119-0950
NSN 6130-01-386-5762
NSN 5835-01-412-6901
NSN 6620-00-562-6337
NSN 6645-00-303-7698
NSN 5905-01-202-8019
NSN 6135-01-412-5836
NSN 6645-00-239-5743