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 5999-01-478-3256
NSN 6145-01-387-6221
NSN 6130-01-485-0411
NSN 5920-00-038-0011
NSN 5965-00-554-4138
NSN 6220-01-392-0502
NSN 6130-01-640-6907
NSN 5945-00-067-6406
NSN 6130-00-291-4877
NSN 5996-01-376-5195
NSN 6130-01-392-5006
NSN 6145-00-730-3933