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 5895-01-210-6018
NSN 5920-00-040-2923
NSN 6150-01-510-4217
NSN 6650-01-167-1311
NSN 6685-00-126-5711
NSN 6220-01-634-0660
NSN 6105-01-321-7466
NSN 5930-01-394-3738
NSN 6685-01-014-5983
NSN 6105-01-520-9636
NSN 6220-01-528-4398
NSN 5920-00-631-3528