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 6620-01-022-4104
NSN 5950-01-553-1978
NSN 5920-01-471-6914
NSN 6320-00-368-2803
NSN 5930-01-462-1321
NSN 5960-01-076-4708
NSN 5950-01-215-4712
NSN 6645-01-456-9516
NSN 5835-01-544-5183
NSN 5920-01-099-4971
NSN 6135-00-906-0984
NSN 5998-00-895-2722