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 6220-01-555-8332
NSN 6650-01-074-8232
NSN 6220-01-204-3575
NSN 6645-00-551-8291
NSN 6320-01-366-5157
NSN 5996-01-020-3429
NSN 5990-00-964-9672
NSN 5945-01-179-0271
NSN 6150-01-300-9590
NSN 5835-01-017-0958
NSN 6685-00-100-1511
NSN 5985-00-572-2522