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 5905-01-487-6985
NSN 6145-00-239-2143
NSN 6650-01-461-9693
NSN 5835-00-034-4976
NSN 5996-01-267-5388
NSN 5975-01-214-6556
NSN 6650-01-024-9554
NSN 6130-01-428-9106
NSN 6150-01-549-8594
NSN 6240-01-572-5163
NSN 5945-01-315-1900
NSN 2925-01-199-4001