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 5985-01-411-6502
NSN 6135-01-650-9371
NSN 6135-01-586-5018
NSN 5985-01-608-4273
NSN 5855-01-042-7990
NSN 2925-01-633-4048
NSN 5855-01-474-6820
NSN 5999-01-283-1289
NSN 6130-01-351-2564
NSN 6130-00-910-2757
NSN 5930-01-540-7750
NSN 6320-01-564-0893