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 5996-00-088-2515
NSN 6240-01-519-5893
NSN 6650-01-155-8182
NSN 6320-01-371-3047
NSN 5835-01-453-1547
NSN 6620-00-948-6751
NSN 6220-01-324-0343
NSN 5925-00-584-7189
NSN 5925-01-212-1492
NSN 5920-01-372-0281
NSN 6145-01-211-7577
NSN 5905-01-434-1070