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 6150-01-415-3131
NSN 2925-01-212-1040
NSN 7035-01-589-5363
NSN 6650-01-120-6231
NSN 5855-01-506-6767
NSN 6150-00-903-5049
NSN 6620-01-022-0007
NSN 6135-01-512-8740
NSN 5990-01-629-4694
NSN 6685-00-938-8545
NSN 5935-01-500-3413
NSN 6610-01-324-5221