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 4140-00-419-8280
NSN 5930-00-353-1707
NSN 6240-00-551-3144
NSN 6240-01-339-3054
NSN 5905-00-670-2702
NSN 7035-01-146-1578
NSN 5996-01-136-5730
NSN 2925-01-157-9204
NSN 5910-01-522-0632
NSN 5945-00-476-8589
NSN 5915-01-527-9993
NSN 7035-00-131-8219