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 6220-01-456-5922
NSN 5996-01-037-6786
NSN 6620-01-542-5569
NSN 6110-01-384-1309
NSN 5855-00-237-4088
NSN 6610-00-567-9385
NSN 5935-01-365-4223
NSN 2925-00-964-7128
NSN 6110-00-081-0927
NSN 2925-00-099-4030
NSN 6645-01-487-7693
NSN 5985-01-356-4305