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 5935-00-642-1702
NSN 5895-01-249-9536
NSN 6240-01-065-7551
NSN 6130-01-350-3348
NSN 4140-01-132-0093
NSN 6610-00-976-3935
NSN 6145-01-028-9984
NSN 6145-01-549-3370
NSN 5945-01-439-1683
NSN 5990-01-660-9694
NSN 5960-00-273-3260
NSN 6645-01-254-0490