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 6220-01-204-7429
NSN 5965-01-003-2641
NSN 6685-00-202-5233
NSN 5905-01-162-0817
NSN 4140-01-104-4727
NSN 4140-00-481-3858
NSN 5920-00-483-1597
NSN 6105-01-033-3017
NSN 5935-00-465-4737
NSN 5925-00-724-5539
NSN 2925-01-279-1558
NSN 6135-00-449-9775