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 4140-01-610-9968
NSN 6105-00-311-2375
NSN 5996-00-834-8238
NSN 6220-01-653-6479
NSN 5998-01-449-1075
NSN 5999-01-250-2623
NSN 6220-00-146-1581
NSN 5915-00-891-4072
NSN 2925-00-719-4658
NSN 6685-00-961-8293
NSN 5935-01-142-2481
NSN 5905-00-753-0299