A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 6105-00-533-3142
NSN 6240-01-085-6576
NSN 5990-01-027-1869
NSN 6135-01-590-8320
NSN 6320-00-360-1744
NSN 5930-01-092-3535
NSN 5910-01-226-8679
NSN 6150-00-757-4853
NSN 5905-01-604-7681
NSN 5985-00-330-5237
NSN 6110-00-937-3437
NSN 5945-00-295-4990