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 5985-00-057-0563
NSN 6645-01-063-0714
NSN 4140-01-521-7783
NSN 5996-01-205-8535
NSN 5935-00-483-2141
NSN 6240-01-215-8485
NSN 6145-00-161-5415
NSN 5975-01-487-2411
NSN 5855-01-634-0259
NSN 5835-01-460-6054
NSN 6620-01-215-7979
NSN 5960-01-052-8228