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 5910-00-890-5721
NSN 5920-01-528-4835
NSN 6610-01-531-1079
NSN 5999-01-167-0838
NSN 5999-01-386-4008
NSN 5975-01-505-8614
NSN 5905-01-224-9578
NSN 6220-00-875-6586
NSN 6620-01-651-1315
NSN 5990-01-621-6969
NSN 5990-01-602-6701
NSN 6135-00-152-8729