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 6610-01-313-1473
NSN 6145-01-401-3713
NSN 6220-01-161-2836
NSN 6135-00-921-6487
NSN 5975-00-499-0791
NSN 5930-01-367-6206
NSN 6145-01-197-7469
NSN 6650-00-847-3492
NSN 5935-01-394-5325
NSN 5855-00-127-5559
NSN 6220-00-996-4285
NSN 5990-01-174-6851