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 6645-00-873-4642
NSN 5960-00-980-6749
NSN 6150-01-546-2386
NSN 5930-01-501-9010
NSN 5985-00-856-0835
NSN 6650-00-855-9135
NSN 2925-01-306-4228
NSN 6110-01-425-1449
NSN 5930-01-466-0120
NSN 6130-01-569-0567
NSN 6105-01-546-2414
NSN 6220-01-118-3976