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 5835-01-156-5622
NSN 2925-00-456-7627
NSN 5998-01-308-6880
NSN 6685-00-531-7120
NSN 5855-00-987-1171
NSN 5920-00-003-5845
NSN 5960-00-232-2512
NSN 6110-01-145-4458
NSN 5910-00-466-3614
NSN 4140-01-575-2758
NSN 6610-01-038-2122
NSN 5920-01-185-0266