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 5975-01-560-1900
NSN 5950-00-952-5679
NSN 6150-00-937-8246
NSN 6650-01-356-9839
NSN 5950-01-025-1649
NSN 5920-00-288-5849
NSN 6135-01-449-7330
NSN 5895-01-386-5938
NSN 4140-01-353-0895
NSN 6650-00-356-8405
NSN 5920-01-634-0250
NSN 5945-00-902-5517