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 5990-01-472-2447
NSN 5945-01-434-7694
NSN 7035-00-541-8516
NSN 6650-00-234-3275
NSN 6650-00-103-9379
NSN 5855-01-474-6456
NSN 4140-01-208-7480
NSN 5835-01-328-6626
NSN 5895-01-078-3334
NSN 6150-00-485-2878
NSN 5905-01-576-9362
NSN 5975-00-719-9793