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 6145-00-280-2154
NSN 5990-00-001-1766
NSN 6650-01-517-4412
NSN 5895-01-250-8927
NSN 5998-01-045-5828
NSN 5855-00-688-9954
NSN 6110-00-433-6168
NSN 6320-00-116-3658
NSN 5999-01-603-1246
NSN 2925-01-505-1666
NSN 5985-00-456-5398
NSN 5925-01-533-2511