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 6240-01-240-7529
NSN 6685-01-250-0311
NSN 7035-01-227-2546
NSN 2925-01-259-7092
NSN 6110-01-263-9437
NSN 5910-00-003-8235
NSN 5960-01-290-6919
NSN 5985-01-373-2678
NSN 5996-01-066-0335
NSN 5920-00-063-0532
NSN 5920-00-116-9368
NSN 5930-00-388-6758