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 5985-01-211-5964
NSN 6620-01-396-2149
NSN 4140-01-423-6219
NSN 5960-00-985-8884
NSN 5950-01-488-1275
NSN 5975-01-202-7423
NSN 5915-00-738-2695
NSN 6320-00-925-0558
NSN 7035-00-991-6877
NSN 5960-00-422-5376
NSN 5905-00-862-5020
NSN 6220-01-338-3033