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 5990-01-266-9144
NSN 5960-00-195-4448
NSN 5910-01-207-7903
NSN 5960-01-415-3574
NSN 6240-00-433-2707
NSN 5950-00-102-8257
NSN 5905-01-539-0129
NSN 6620-01-237-5603
NSN 5915-00-782-1287
NSN 4140-01-388-8879
NSN 5835-00-461-1457
NSN 5835-01-203-8295