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 5950-01-346-3047
NSN 5925-01-095-9990
NSN 5985-00-552-2507
NSN 4140-01-113-7611
NSN 6135-01-236-8603
NSN 5925-01-100-3631
NSN 6145-01-111-7713
NSN 5895-00-097-9695
NSN 6240-01-464-4571
NSN 6110-01-207-0658
NSN 5990-01-213-6319
NSN 5910-01-434-6047