Dyed orange
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 5999-01-352-7940
NSN 6130-01-231-4424
NSN 6135-01-478-9316
NSN 6130-01-624-4061
NSN 6150-01-406-6820
NSN 5965-00-852-6258
NSN 5985-01-265-5503
NSN 5950-01-519-2709
NSN 6110-00-004-1455
NSN 6145-01-469-6276
NSN 6110-01-330-2699
NSN 4140-01-620-1836