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 6620-01-333-7014
NSN 5990-01-426-7350
NSN 5925-01-228-0604
NSN 5915-01-239-1748
NSN 5945-01-428-9943
NSN 5925-01-221-4088
NSN 5925-01-113-0141
NSN 2925-01-304-9200
NSN 7035-01-242-6496
NSN 6320-01-029-4220
NSN 5855-01-484-6507
NSN 6150-01-227-2595