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 6110-01-376-3361
NSN 6645-01-231-9891
NSN 5998-01-416-1948
NSN 5925-01-460-0451
NSN 5925-01-157-5205
NSN 5985-00-365-6268
NSN 6620-01-111-8210
NSN 6105-01-318-5734
NSN 6145-01-314-5697
NSN 5855-00-167-7893
NSN 6135-01-506-0759
NSN 5965-00-879-7287