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 5920-01-034-1541
NSN 5975-01-463-9869
NSN 5985-00-909-1643
NSN 5999-01-351-5601
NSN 4140-01-062-4561
NSN 6610-00-756-6155
NSN 5905-00-339-2015
NSN 6620-01-323-7620
NSN 6145-00-317-2087
NSN 6130-01-167-8036
NSN 2925-00-261-5800
NSN 6105-01-164-6545