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 6240-00-727-2457
NSN 5895-01-571-8061
NSN 5905-00-062-4038
NSN 5920-00-226-0227
NSN 4140-00-983-8048
NSN 5990-01-514-8030
NSN 5960-01-458-0774
NSN 5915-01-284-7014
NSN 4140-01-407-9668
NSN 5855-01-266-1645
NSN 5985-01-483-3060
NSN 7035-01-495-1766