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 5855-01-027-1571
NSN 5935-00-189-8382
NSN 5905-01-507-1851
NSN 5920-00-807-2754
NSN 5996-00-499-8036
NSN 6145-00-290-3859
NSN 5960-00-070-4399
NSN 6130-00-115-0574
NSN 5855-00-149-0766
NSN 5935-00-021-7241
NSN 5945-01-158-6075
NSN 6320-00-174-1362