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 5895-01-632-4200
NSN 5910-00-768-4773
NSN 5990-01-141-3562
NSN 6620-00-998-6191
NSN 5910-01-050-3347
NSN 5990-01-619-6446
NSN 5998-01-406-4619
NSN 5910-01-413-7915
NSN 6135-00-269-5843
NSN 5905-00-466-3235
NSN 6610-00-149-1534
NSN 6320-00-925-0558