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 4140-01-466-9584
NSN 5910-01-399-4095
NSN 6145-00-107-3283
NSN 6135-01-084-1609
NSN 5930-01-548-3931
NSN 6220-01-291-1452
NSN 5960-01-156-7469
NSN 6320-01-311-3286
NSN 7035-01-145-9164
NSN 4140-01-198-9397
NSN 5998-00-048-1570
NSN 5996-01-550-8867