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 5905-00-114-4632
NSN 5915-00-644-5735
NSN 6110-01-633-9660
NSN 6650-00-134-5130
NSN 5999-01-155-3017
NSN 5975-01-649-2519
NSN 5935-01-235-1257
NSN 6650-01-324-6458
NSN 5950-00-917-2103
NSN 5975-00-418-4967
NSN 6150-00-316-3223
NSN 6130-00-563-2745