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 5945-00-010-0558
NSN 4140-01-341-8265
NSN 5915-01-604-7157
NSN 5950-00-446-9137
NSN 2925-01-224-1885
NSN 5905-01-010-1279
NSN 5895-01-519-9373
NSN 6130-01-051-1405
NSN 5935-01-548-6942
NSN 6135-01-379-1697
NSN 6645-01-598-3976
NSN 6650-00-126-3002