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 6130-01-660-9712
NSN 5945-01-052-1876
NSN 5910-01-539-4584
NSN 4140-01-329-3238
NSN 5925-01-372-0583
NSN 5999-00-854-2148
NSN 5925-01-369-1278
NSN 5985-00-270-4509
NSN 6105-01-586-9001
NSN 5945-01-222-6261
NSN 2925-00-203-8735
NSN 5925-00-203-1278