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 5920-00-908-1929
NSN 5930-00-510-7647
NSN 5999-00-079-0772
NSN 6240-01-398-6049
NSN 6610-01-633-8931
NSN 6220-01-507-9614
NSN 5925-01-265-0190
NSN 2925-01-462-1620
NSN 6130-00-155-4589
NSN 5925-01-316-5734
NSN 5895-01-294-4740
NSN 6610-01-167-8747