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 6130-00-804-8800
NSN 6145-00-471-3975
NSN 5945-00-172-4833
NSN 5998-00-826-9332
NSN 6320-01-449-1014
NSN 5935-00-253-2899
NSN 6620-01-554-0030
NSN 5895-01-080-8769
NSN 4140-01-432-5899
NSN 6650-00-160-4288
NSN 5835-01-124-8830
NSN 5905-00-840-7598