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 6620-01-462-0001
NSN 6110-01-106-2568
NSN 5835-00-458-4392
NSN 6220-01-081-7631
NSN 5996-01-053-7839
NSN 6130-01-437-5403
NSN 6105-00-381-4850
NSN 6650-01-594-0680
NSN 6620-01-119-3396
NSN 7035-01-487-5036
NSN 5999-00-627-1028
NSN 5835-01-659-9851