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 5930-01-411-6171
NSN 5895-00-438-1919
NSN 5935-01-606-9600
NSN 6645-00-415-6032
NSN 6650-01-462-5879
NSN 6685-01-076-3915
NSN 5996-01-625-0427
NSN 6620-01-316-5487
NSN 5996-01-462-5332
NSN 5905-01-642-3697
NSN 6645-01-212-9192
NSN 2925-00-005-1618