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 5930-00-421-2711
NSN 5855-01-119-3316
NSN 5999-01-282-0832
NSN 6685-01-112-7658
NSN 6135-01-121-3225
NSN 4140-00-846-3423
NSN 5895-00-823-8571
NSN 5975-01-514-7262
NSN 6650-00-074-2445
NSN 5985-00-097-3616
NSN 5985-00-215-5874
NSN 5930-00-931-2775