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 6645-01-176-3372
NSN 6685-00-221-4950
NSN 6130-00-262-3385
NSN 5965-00-768-4366
NSN 6685-01-467-3035
NSN 5945-01-231-9607
NSN 5895-01-178-8889
NSN 6685-01-476-6989
NSN 5985-00-096-5510
NSN 5895-00-432-3242
NSN 5915-01-458-2631
NSN 6685-01-162-2841