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 6220-01-533-5015
NSN 4140-01-256-3462
NSN 4140-01-018-2984
NSN 5999-00-388-0584
NSN 6650-01-520-3494
NSN 5945-00-280-1567
NSN 5915-01-143-6272
NSN 5905-01-556-9578
NSN 6320-01-166-3602
NSN 6145-01-644-9332
NSN 6320-01-166-3602
NSN 5965-00-950-0602