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 5945-00-788-3269
NSN 6240-00-349-9323
NSN 6135-01-010-0891
NSN 6220-00-104-9599
NSN 6620-01-301-1272
NSN 4140-01-297-5148
NSN 5930-00-109-0952
NSN 5990-01-408-6554
NSN 6150-01-634-0575
NSN 6220-01-433-0456
NSN 5930-01-193-4838
NSN 6150-01-482-3390