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 5945-00-653-9437
NSN 6130-00-900-4758
NSN 6145-01-074-2200
NSN 4140-01-126-3769
NSN 5999-01-352-4582
NSN 6110-00-944-3069
NSN 5950-01-487-7190
NSN 6220-00-135-0879
NSN 5855-01-525-8710
NSN 6220-00-519-5617
NSN 5930-00-944-3785
NSN 5945-01-648-9513