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 5985-01-446-6868
NSN 5895-01-123-9512
NSN 5998-01-276-6228
NSN 5990-00-269-2226
NSN 5999-01-432-1564
NSN 5915-01-429-3077
NSN 6610-01-372-8170
NSN 4140-00-078-9357
NSN 5905-01-106-0660
NSN 2925-01-069-5324
NSN 5985-01-535-6924
NSN 6645-01-185-7684