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 6220-01-153-1937
NSN 5910-01-337-1177
NSN 6650-01-289-3901
NSN 6145-01-626-6521
NSN 2925-00-200-0085
NSN 6620-01-373-7978
NSN 6650-01-513-2644
NSN 6685-01-554-9217
NSN 2925-01-340-3411
NSN 6130-01-384-3290
NSN 6620-00-912-0255
NSN 6650-01-447-7962