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 5996-00-205-2933
NSN 5998-01-428-9545
NSN 5910-00-075-7532
NSN 6220-01-360-5525
NSN 5990-01-250-4198
NSN 6645-00-596-5388
NSN 5835-01-446-6065
NSN 7035-01-413-6697
NSN 5910-00-414-3416
NSN 6320-01-607-1491
NSN 5835-01-629-2044
NSN 6145-00-082-5172