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 6620-01-483-1138
NSN 5925-01-152-1931
NSN 5998-01-535-7657
NSN 6150-01-460-4609
NSN 5945-01-485-4245
NSN 5985-01-142-5534
NSN 5975-00-033-5722
NSN 5910-01-302-8943
NSN 5999-00-432-6692
NSN 6150-00-734-8917
NSN 2925-01-525-8212
NSN 6110-01-273-0867