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 6650-01-389-0225
NSN 6610-00-089-6950
NSN 5985-01-080-1628
NSN 5835-01-548-4955
NSN 6240-01-309-1806
NSN 5935-01-244-2066
NSN 6645-00-542-1206
NSN 5910-01-443-9616
NSN 5905-01-572-3823
NSN 5965-00-170-8676
NSN 7035-01-547-5361
NSN 6240-00-781-1034