A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 5935-01-099-4991
NSN 5975-01-276-0606
NSN 5910-01-140-9619
NSN 5910-01-274-2628
NSN 4140-00-989-3257
NSN 5985-00-098-1827
NSN 5905-00-696-0308
NSN 6110-00-043-5347
NSN 6685-01-141-1578
NSN 5996-00-034-4779
NSN 6685-01-523-6889
NSN 5950-01-350-4884