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 5960-01-334-5146
NSN 5999-01-102-6384
NSN 5925-00-758-6227
NSN 6610-00-127-0849
NSN 4140-01-269-7911
NSN 5950-01-109-4842
NSN 5945-01-142-8050
NSN 6610-01-076-4800
NSN 5960-00-607-0395
NSN 6685-01-059-7893
NSN 6110-00-411-0217
NSN 5965-01-471-1614