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 2925-01-250-2731
NSN 6620-00-671-4539
NSN 5855-00-256-5562
NSN 6145-01-534-2001
NSN 5910-00-013-9615
NSN 5920-01-193-9962
NSN 6150-00-618-2749
NSN 7035-01-495-5063
NSN 5905-00-267-9527
NSN 6130-01-579-9812
NSN 6240-00-646-6931
NSN 6130-00-963-1380