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 4140-00-882-9358
NSN 5905-01-415-0869
NSN 4140-01-509-1300
NSN 6240-01-588-5260
NSN 5965-01-505-3716
NSN 5975-00-549-9431
NSN 5915-01-472-7169
NSN 6650-01-552-8038
NSN 5985-00-176-1499
NSN 5905-00-377-3793
NSN 6135-01-222-5464
NSN 6240-01-641-7481