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 5960-01-429-5897
NSN 6620-01-103-3556
NSN 5905-01-048-2586
NSN 6220-01-357-7675
NSN 5950-01-004-0441
NSN 6320-01-125-3361
NSN 6150-01-285-1252
NSN 4140-01-103-3377
NSN 5998-01-064-7333
NSN 5855-01-425-6340
NSN 6650-00-172-7519
NSN 4140-01-180-3768