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 5915-00-443-5854
NSN 6650-00-115-6654
NSN 6220-01-563-4969
NSN 6685-01-344-6544
NSN 5920-01-380-1663
NSN 5920-00-833-0315
NSN 6645-01-301-3066
NSN 6240-01-437-6756
NSN 6150-01-496-2420
NSN 5998-01-435-5103
NSN 6145-00-635-9957
NSN 5835-01-252-5879