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 4140-01-441-3333
NSN 5930-01-535-6976
NSN 6110-00-213-8078
NSN 5965-01-112-8758
NSN 5915-01-517-0374
NSN 6220-01-038-1404
NSN 5920-01-364-4300
NSN 5950-01-592-2121
NSN 5990-01-417-4402
NSN 5975-01-235-3094
NSN 6110-01-307-0511
NSN 5925-00-679-5344