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 5990-00-506-8315
NSN 5960-00-709-0499
NSN 5999-01-393-1490
NSN 2925-00-999-8967
NSN 5895-01-614-6403
NSN 6620-01-573-8003
NSN 2925-00-880-4061
NSN 4140-01-400-3610
NSN 6130-00-655-3084
NSN 2925-00-782-1498
NSN 6145-01-366-8205
NSN 5965-00-444-6544