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 6130-00-969-5804
NSN 5950-00-375-0855
NSN 5950-01-571-5052
NSN 6610-00-997-3436
NSN 5975-01-040-2894
NSN 6135-01-570-4284
NSN 5925-01-513-4475
NSN 5835-00-816-0394
NSN 6105-00-522-4123
NSN 5975-00-361-7793
NSN 6135-00-276-7625
NSN 6685-00-339-3275