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 6135-01-382-1980
NSN 5996-00-583-0796
NSN 5985-00-636-1581
NSN 6105-01-202-6690
NSN 5855-01-439-7214
NSN 6610-01-010-4516
NSN 5835-00-594-4921
NSN 5835-01-303-6563
NSN 6145-00-132-4800
NSN 5915-01-435-7893
NSN 5835-00-090-3924
NSN 5855-00-797-8217