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 6150-01-474-5738
NSN 5945-01-390-0637
NSN 5990-00-763-5526
NSN 5990-01-134-7756
NSN 5915-00-941-3958
NSN 5910-00-856-6934
NSN 6645-01-189-6942
NSN 4140-01-150-9209
NSN 4140-01-568-4131
NSN 6145-01-203-2696
NSN 6105-00-136-4567
NSN 6220-01-570-5450