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 4140-00-190-0162
NSN 5935-01-096-9403
NSN 6650-01-472-8804
NSN 6135-00-577-8429
NSN 6650-01-381-1359
NSN 5915-00-997-9432
NSN 6685-01-423-8076
NSN 5855-00-494-9581
NSN 5998-01-227-3037
NSN 5920-01-182-7425
NSN 6145-00-643-4962
NSN 5895-01-567-4242