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 4140-01-149-4803
NSN 6610-00-398-9673
NSN 5910-01-195-8392
NSN 6220-01-013-9498
NSN 5960-01-604-1158
NSN 6220-01-081-7631
NSN 5975-01-292-6539
NSN 6130-01-269-4179
NSN 6685-00-203-2389
NSN 6135-00-809-2148
NSN 6220-01-125-5748
NSN 6110-00-686-4685