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 5990-01-027-8260
NSN 6240-01-473-0864
NSN 5835-01-035-2976
NSN 6240-01-484-0335
NSN 5835-01-079-9533
NSN 5965-00-463-3900
NSN 5975-01-053-1331
NSN 6320-00-098-2858
NSN 5935-01-269-2466
NSN 5835-01-152-9483
NSN 5960-01-360-4107
NSN 5905-01-411-9949