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 6110-00-205-1778
NSN 5950-01-613-1004
NSN 5855-01-432-4401
NSN 5998-01-231-9057
NSN 5910-00-897-3071
NSN 4140-01-085-4965
NSN 2925-01-385-1763
NSN 6135-00-951-3426
NSN 5920-01-545-2832
NSN 5975-01-526-1240
NSN 5950-01-081-4478
NSN 7035-01-517-7179