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 6620-01-026-0346
NSN 6135-00-009-4100
NSN 5965-01-498-2710
NSN 5855-01-129-9760
NSN 6220-01-634-0660
NSN 6150-01-251-1424
NSN 6130-01-430-3686
NSN 6610-01-485-8973
NSN 5915-01-249-3113
NSN 5855-01-143-7051
NSN 5930-01-370-1220
NSN 5996-01-482-0178