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 5990-01-649-0635
NSN 5920-00-823-6088
NSN 6610-00-832-9983
NSN 5975-01-170-4598
NSN 5985-01-097-0971
NSN 6645-01-105-1365
NSN 5965-01-100-2591
NSN 5930-01-570-9635
NSN 5965-01-095-1352
NSN 5915-01-444-9647
NSN 6110-00-227-0578
NSN 5910-01-244-3440