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 5905-01-441-2449
NSN 5920-00-529-0618
NSN 5999-01-050-2329
NSN 6610-00-504-2839
NSN 6650-01-234-1895
NSN 6610-01-454-8386
NSN 6645-01-571-1234
NSN 4140-01-593-9905
NSN 6110-01-349-8680
NSN 5985-01-322-2488
NSN 5985-00-041-0489
NSN 6110-01-193-1037