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 5835-01-216-7289
NSN 5990-00-499-9816
NSN 6240-01-215-8485
NSN 6130-00-655-2661
NSN 6650-01-390-3205
NSN 5950-01-375-3392
NSN 2925-00-373-8837
NSN 5855-01-410-8979
NSN 5895-00-335-7443
NSN 6130-01-104-4371
NSN 6240-00-197-6819
NSN 5950-01-514-2363