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 4140-01-100-1223
NSN 6620-00-181-6391
NSN 5905-00-575-5118
NSN 5935-01-605-7152
NSN 5975-00-809-1000
NSN 5935-00-170-7173
NSN 5915-00-009-6297
NSN 5960-00-501-4841
NSN 6645-01-364-0867
NSN 6685-01-504-9486
NSN 5945-01-620-5117
NSN 5925-01-311-3092