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 6620-00-083-3731
NSN 5930-01-247-9233
NSN 4140-01-052-1378
NSN 5999-00-850-2022
NSN 6685-00-910-6989
NSN 6220-01-421-4448
NSN 5920-00-814-2328
NSN 6145-01-128-3085
NSN 5935-00-717-3460
NSN 5950-01-634-0677
NSN 5990-00-010-8186
NSN 5998-00-686-2152