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 5935-01-479-5820
NSN 4140-01-193-8102
NSN 5990-00-683-1095
NSN 6320-01-592-6248
NSN 6620-00-379-2856
NSN 5965-01-109-2917
NSN 5855-01-293-1592
NSN 5855-01-191-3404
NSN 5925-01-477-1673
NSN 5985-01-525-7624
NSN 5935-00-186-9370
NSN 5960-01-632-6576