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 6645-01-441-0937
NSN 5925-00-004-5817
NSN 5950-00-931-6851
NSN 6150-01-190-8958
NSN 4140-01-047-4093
NSN 5950-01-099-7324
NSN 6145-01-463-3965
NSN 6130-00-430-1235
NSN 6145-00-499-1131
NSN 5965-01-146-1311
NSN 5950-01-315-0298
NSN 7035-01-193-2667