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 5855-00-455-6070
NSN 4140-00-281-4493
NSN 5930-00-136-5834
NSN 5975-01-519-8326
NSN 5960-01-183-8213
NSN 6220-01-189-7990
NSN 6620-01-328-7059
NSN 5925-00-447-0375
NSN 5999-00-209-9277
NSN 5990-01-514-8030
NSN 7035-01-056-9966
NSN 5835-01-116-2369