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 6220-01-239-4477
NSN 6220-01-623-4741
NSN 6645-00-503-1379
NSN 6620-00-257-2783
NSN 5965-01-655-1457
NSN 5990-01-221-6361
NSN 2925-01-242-2309
NSN 6685-00-012-3734
NSN 7035-01-382-4413
NSN 5999-01-625-7364
NSN 5990-01-430-3152
NSN 5945-01-236-4243