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 5895-00-820-1997
NSN 6650-01-440-9215
NSN 5925-00-479-4945
NSN 5985-01-217-4245
NSN 5905-01-013-9312
NSN 4140-01-541-7030
NSN 7035-00-347-5537
NSN 5925-01-211-5057
NSN 5930-01-624-8550
NSN 5985-00-769-6968
NSN 5975-01-167-5192
NSN 4140-01-141-3700