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 5895-01-206-7147
NSN 5925-00-361-8836
NSN 7035-00-861-7913
NSN 5935-00-932-3167
NSN 5990-01-650-9034
NSN 5925-01-649-1424
NSN 2925-01-359-9818
NSN 6130-01-090-3460
NSN 6145-01-018-1752
NSN 5990-01-266-6016
NSN 6650-01-310-7403
NSN 5975-00-467-8777