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 6110-00-295-2754
NSN 5895-01-182-3620
NSN 4140-01-437-8715
NSN 5910-01-650-5112
NSN 6150-00-518-6651
NSN 5975-00-126-5724
NSN 6135-01-492-5717
NSN 5905-00-862-2900
NSN 6685-00-944-8920
NSN 5855-01-488-6571
NSN 5910-01-258-8716
NSN 6650-01-181-6037