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 6610-00-446-9269
NSN 5930-00-251-7815
NSN 5930-01-485-0364
NSN 6650-01-528-0538
NSN 4140-01-326-7033
NSN 5996-01-394-1520
NSN 5998-01-071-4266
NSN 6220-01-076-4383
NSN 6645-01-605-8796
NSN 4140-01-111-1117
NSN 6610-00-985-4766
NSN 5935-01-117-2568