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 5945-00-684-8160
NSN 5996-01-633-7979
NSN 6320-00-004-9158
NSN 5910-00-790-0700
NSN 5855-00-560-0110
NSN 5935-00-763-6296
NSN 4140-01-398-5348
NSN 6130-00-940-7866
NSN 5915-01-474-1937
NSN 6620-01-185-0811
NSN 7035-00-585-2113
NSN 5855-01-480-6386