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 5920-01-507-5579
NSN 6650-00-479-9329
NSN 5925-00-770-4068
NSN 5835-01-522-9881
NSN 5999-01-004-3383
NSN 6320-01-170-4068
NSN 7035-00-140-3070
NSN 5999-01-351-0718
NSN 5990-01-487-0871
NSN 6220-01-500-5767
NSN 2925-01-129-1261
NSN 5855-01-634-0259