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 6130-01-287-3931
NSN 5895-01-042-3266
NSN 5960-00-401-0794
NSN 5915-01-492-6600
NSN 4140-01-252-8902
NSN 5920-01-435-3862
NSN 5935-01-014-6648
NSN 6135-00-134-6648
NSN 5998-00-845-1994
NSN 5905-00-506-2008
NSN 5855-00-221-9435
NSN 6650-00-960-5040