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 6610-01-108-6056
NSN 2925-00-351-1015
NSN 5915-01-228-8934
NSN 5950-01-534-7890
NSN 6685-01-267-6862
NSN 6135-01-336-3115
NSN 5965-00-839-0302
NSN 5990-01-443-2931
NSN 5930-01-151-4087
NSN 6145-00-437-0025
NSN 6645-01-277-9337
NSN 6320-00-242-3300