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 5950-01-445-3822
NSN 5895-01-462-4503
NSN 5895-01-429-5778
NSN 5925-01-138-9593
NSN 6220-00-401-3641
NSN 5985-01-236-4471
NSN 4140-01-528-7945
NSN 5930-01-149-0168
NSN 5835-00-443-1079
NSN 5990-01-296-8190
NSN 6145-00-445-7839
NSN 6650-00-590-9073