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 6320-01-113-7647
NSN 7035-01-524-8969
NSN 5975-01-080-4914
NSN 5835-01-515-6537
NSN 6105-01-139-2822
NSN 5930-01-625-9518
NSN 5855-01-138-4985
NSN 5960-00-821-8739
NSN 2925-00-149-0760
NSN 6145-01-260-9035
NSN 5975-01-012-9211
NSN 6645-00-287-9192