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 5999-01-119-1532
NSN 6240-00-518-3541
NSN 6240-00-658-3207
NSN 6645-01-178-4936
NSN 5915-01-304-9692
NSN 5960-01-041-9512
NSN 7035-00-275-5604
NSN 5835-01-253-8092
NSN 6645-00-431-9472
NSN 6620-00-869-9307
NSN 5930-01-381-1989
NSN 6620-01-500-9847