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 6135-01-383-1910
NSN 5998-01-068-4352
NSN 5965-00-006-8004
NSN 6220-01-327-3272
NSN 5985-01-602-6015
NSN 5930-01-653-9008
NSN 5925-01-203-3233
NSN 5920-01-154-1039
NSN 5925-01-540-7580
NSN 5950-01-043-5951
NSN 5996-01-317-2948
NSN 6105-01-480-8104