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 5910-00-276-8592
NSN 5975-00-740-5905
NSN 5930-01-476-7248
NSN 6620-01-380-4882
NSN 5950-01-081-9540
NSN 6110-00-156-0430
NSN 5996-00-536-7617
NSN 6110-01-570-7345
NSN 5925-00-460-7953
NSN 6685-01-351-4586
NSN 6150-01-056-9963
NSN 7035-00-126-1899