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 5990-01-408-6554
NSN 5945-00-903-3799
NSN 2925-01-356-6017
NSN 5910-00-007-5236
NSN 5960-01-003-8480
NSN 6620-01-339-1238
NSN 5920-01-168-7810
NSN 6240-01-244-3383
NSN 5950-01-626-3818
NSN 5835-00-501-2581
NSN 5990-00-234-9136
NSN 5920-01-433-2791