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 5855-01-481-8529
NSN 5920-00-445-3585
NSN 5990-01-584-8363
NSN 6650-00-943-4247
NSN 6145-00-691-3609
NSN 5835-00-681-0005
NSN 6150-01-166-7745
NSN 6685-01-223-8882
NSN 6610-00-176-5486
NSN 6145-01-469-4254
NSN 5965-01-083-8006
NSN 6685-00-247-2972