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 5990-01-413-2405
NSN 6650-01-363-4808
NSN 6610-00-100-1195
NSN 6145-01-184-2795
NSN 6220-00-250-5920
NSN 6650-00-404-1788
NSN 5905-01-165-7804
NSN 5990-01-516-9665
NSN 6610-00-686-5817
NSN 5945-01-659-5438
NSN 5985-01-048-2849
NSN 5990-01-525-2250