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 6135-00-660-8654
NSN 6320-01-072-2073
NSN 4140-00-453-5753
NSN 5975-01-515-2053
NSN 6220-00-052-4446
NSN 5855-01-100-3272
NSN 5975-01-290-3524
NSN 5855-01-270-6847
NSN 5935-01-227-4644
NSN 5855-01-461-0690
NSN 5910-01-609-1393
NSN 6220-00-681-1678