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 6645-00-602-5968
NSN 4140-00-587-7496
NSN 5920-01-104-9190
NSN 6220-00-985-3465
NSN 5945-01-133-6985
NSN 5905-00-215-4835
NSN 2925-00-526-4541
NSN 5855-01-472-4519
NSN 6135-01-391-6515
NSN 5925-01-377-5890
NSN 6620-00-461-4934
NSN 5925-00-256-1218