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 5910-01-621-8684
NSN 6135-00-782-6988
NSN 5925-01-208-6344
NSN 5950-01-331-5921
NSN 6240-01-089-0508
NSN 5950-00-596-8102
NSN 5895-01-063-8104
NSN 5905-01-026-9636
NSN 6135-01-215-1245
NSN 5920-01-359-8720
NSN 5945-00-233-5726
NSN 6645-01-331-5674