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 4140-00-919-8823
NSN 4140-01-056-4453
NSN 5996-00-845-8990
NSN 5905-01-270-6109
NSN 7035-01-121-5905
NSN 4140-01-198-1452
NSN 5930-00-188-1055
NSN 5935-01-069-3002
NSN 6610-01-568-8732
NSN 6145-01-555-7113
NSN 5975-01-170-5287
NSN 5925-01-651-3059