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 5910-00-111-8652
NSN 5996-01-423-8452
NSN 6650-01-510-9488
NSN 6135-01-010-0891
NSN 5965-00-023-0944
NSN 6620-00-257-2783
NSN 7035-01-186-0024
NSN 5905-01-474-4739
NSN 5996-00-764-6258
NSN 6220-01-205-3320
NSN 5975-01-340-1181
NSN 5925-01-149-7212