4.245-4.255 in. Bolt circle dia
A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Classification: Nuts of iron or steel
NSN 6320-01-441-2438
NSN 5960-01-563-0020
NSN 6650-01-600-8058
NSN 5945-01-400-5928
NSN 6110-01-557-4985
NSN 6150-01-359-2637
NSN 5930-00-016-2981
NSN 5935-01-289-7650
NSN 5998-01-345-8480
NSN 6220-00-796-4977
NSN 5910-01-334-3634
NSN 5835-00-033-0294