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 5930-01-599-2803
NSN 4140-01-305-2112
NSN 6130-01-069-2514
NSN 2925-00-574-3883
NSN 6645-01-227-2036
NSN 6620-01-032-3937
NSN 6650-01-565-0649
NSN 5985-00-100-4310
NSN 5920-01-653-0019
NSN 5985-01-450-5982
NSN 5985-01-102-2463
NSN 5915-01-100-3241