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 6220-01-464-2873
NSN 6110-01-578-2010
NSN 6110-01-399-8587
NSN 6145-01-149-5423
NSN 6320-00-809-5744
NSN 5925-00-056-8931
NSN 5905-01-038-1548
NSN 5920-01-417-1928
NSN 5990-00-212-4316
NSN 6610-01-311-1760
NSN 5999-01-176-2149
NSN 4140-01-344-7135