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 2925-01-197-7864
NSN 6620-00-292-7000
NSN 6610-00-578-5302
NSN 5950-01-444-8036
NSN 5835-01-416-6455
NSN 5950-00-504-0535
NSN 6145-00-009-5822
NSN 6220-01-277-0549
NSN 6650-01-294-5243
NSN 6685-00-223-5816
NSN 5985-01-217-3162
NSN 2925-01-623-6438