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 6610-00-651-1810
NSN 7035-00-455-7666
NSN 5910-00-429-2601
NSN 6220-00-861-4131
NSN 5985-01-158-0044
NSN 5985-01-444-8997
NSN 5855-01-312-5160
NSN 6240-01-580-9691
NSN 5999-00-403-0996
NSN 5945-01-197-7966
NSN 6645-01-025-1002
NSN 2925-01-607-7754