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 5950-01-651-3220
NSN 5935-01-014-5545
NSN 5925-00-484-3138
NSN 6240-01-164-5019
NSN 6135-01-416-3181
NSN 5935-01-123-9552
NSN 6320-00-564-2772
NSN 6150-01-304-5915
NSN 6105-00-183-4358
NSN 5950-01-570-8677
NSN 6110-01-276-0985
NSN 6645-00-994-6664