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 5920-01-143-2212
NSN 5905-00-825-2039
NSN 5895-00-148-8386
NSN 6645-01-253-9725
NSN 7035-00-938-8289
NSN 5895-01-521-4033
NSN 5999-00-285-1941
NSN 6620-01-307-4037
NSN 5950-01-035-8870
NSN 6650-00-205-6282
NSN 6110-01-091-7827
NSN 6130-01-430-9573