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 6220-01-328-4812
NSN 6650-00-680-9595
NSN 6240-01-204-1918
NSN 6220-01-412-6601
NSN 5996-01-512-9275
NSN 5950-01-443-9285
NSN 2925-00-295-8109
NSN 6145-01-432-0899
NSN 5998-00-248-7472
NSN 6620-00-551-8192
NSN 5950-01-243-9152
NSN 5998-01-447-2952