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 4140-01-151-4089
NSN 5835-00-074-3700
NSN 5925-00-816-9929
NSN 5920-01-008-5791
NSN 4140-01-649-7823
NSN 5975-01-441-2181
NSN 5895-00-155-4578
NSN 6620-01-633-8443
NSN 5905-01-272-1570
NSN 6135-01-540-9655
NSN 5910-00-208-6811
NSN 6145-00-686-1195