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 5975-01-206-4614
NSN 6650-00-249-5553
NSN 5999-01-294-9463
NSN 5925-01-030-3086
NSN 5855-00-231-7790
NSN 2925-01-172-9209
NSN 5835-01-268-1924
NSN 5935-00-539-2113
NSN 6620-00-712-4431
NSN 6240-01-365-7996
NSN 5998-00-625-9196
NSN 6650-00-950-4107