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 5835-01-502-9228
NSN 5915-01-411-1503
NSN 6150-00-821-5561
NSN 5925-00-275-7599
NSN 2925-01-324-6423
NSN 5920-01-146-6196
NSN 6220-01-162-3293
NSN 6650-00-170-5095
NSN 6620-00-280-2874
NSN 6320-01-322-8340
NSN 5915-00-486-0928
NSN 5975-00-415-2049