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 5855-00-472-2055
NSN 5920-00-604-3387
NSN 6135-01-282-4326
NSN 4140-01-431-9065
NSN 5990-00-808-7478
NSN 2925-01-097-0903
NSN 5855-00-337-3679
NSN 6320-01-247-0898
NSN 5910-00-177-8291
NSN 5925-01-467-9910
NSN 5960-00-249-9623
NSN 5975-01-050-8114