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 5990-01-071-7764
NSN 4140-01-548-8631
NSN 5855-01-537-1162
NSN 2925-01-380-0869
NSN 6145-00-548-7195
NSN 5835-00-477-3162
NSN 5965-00-842-9060
NSN 5975-00-153-0050
NSN 7035-00-897-7567
NSN 5915-01-654-4812
NSN 5915-01-501-5895
NSN 5990-01-539-4653