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 5950-01-502-7019
NSN 6110-00-858-1948
NSN 5950-01-580-6543
NSN 2925-01-643-8395
NSN 6220-01-215-3575
NSN 5905-01-243-5928
NSN 5915-00-076-9314
NSN 5915-01-487-5884
NSN 4140-00-962-0215
NSN 5920-01-240-2362
NSN 2925-01-257-6225
NSN 5905-00-078-4524