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 6610-01-264-4888
NSN 6135-01-305-6958
NSN 6650-00-434-0188
NSN 5895-00-462-1916
NSN 6240-01-045-2095
NSN 5975-00-701-5268
NSN 5998-00-252-5224
NSN 5996-00-170-8060
NSN 5925-01-484-5934
NSN 6650-01-386-5787
NSN 5935-01-649-7976
NSN 5905-01-579-6952