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 5985-01-142-7044
NSN 5999-01-102-5421
NSN 4140-01-479-2958
NSN 5960-00-630-6630
NSN 6685-00-085-4969
NSN 5950-01-287-2347
NSN 5935-01-256-2352
NSN 2925-01-462-1620
NSN 6110-00-212-9130
NSN 5990-01-452-0911
NSN 5835-00-003-0295
NSN 5990-00-202-5127