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 6685-01-068-4446
NSN 6130-01-434-7463
NSN 6240-00-249-6259
NSN 6150-01-343-5031
NSN 6685-01-288-4909
NSN 5930-01-428-9614
NSN 2925-00-707-6770
NSN 6240-00-460-3952
NSN 5915-01-522-7416
NSN 5945-01-290-3880
NSN 5925-01-391-1014
NSN 5998-01-222-2648