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 5998-01-502-9896
NSN 6105-01-499-2856
NSN 6645-01-340-4191
NSN 6130-00-410-2386
NSN 5930-00-568-2291
NSN 5920-01-303-5951
NSN 6110-00-169-5722
NSN 5925-01-542-6451
NSN 6110-01-148-5832
NSN 6135-01-391-6515
NSN 6610-00-867-0877
NSN 5920-01-440-3029