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 5920-01-419-4291
NSN 5855-00-138-2386
NSN 6105-01-106-6355
NSN 2925-01-600-2309
NSN 4140-01-474-2931
NSN 5999-00-108-8499
NSN 6145-00-539-9799
NSN 6220-01-042-7729
NSN 5910-01-225-4506
NSN 5915-01-633-9845
NSN 6610-00-816-4998
NSN 2925-01-219-9471