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 6150-01-605-6827
NSN 6650-00-078-5773
NSN 5960-01-290-6919
NSN 5905-01-281-7351
NSN 5855-01-658-6119
NSN 7035-01-217-3591
NSN 5990-01-004-6343
NSN 6620-00-551-2631
NSN 6645-01-421-2445
NSN 5985-01-053-3618
NSN 5835-00-233-6327
NSN 6610-01-607-4525