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 5935-00-990-2827
NSN 5960-00-949-1553
NSN 5835-01-340-7722
NSN 5895-01-157-9330
NSN 6130-01-612-6491
NSN 6685-00-551-3200
NSN 5910-01-416-2248
NSN 5835-01-290-9763
NSN 5925-01-574-7690
NSN 6240-00-472-4635
NSN 5930-01-369-4599
NSN 6320-01-140-7025