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 5910-00-161-9017
NSN 5975-01-386-3061
NSN 5920-01-408-9840
NSN 5975-00-510-4121
NSN 5945-00-130-0592
NSN 6220-01-506-1890
NSN 5945-01-015-6116
NSN 6105-01-307-8086
NSN 5960-01-502-0344
NSN 2925-01-381-5307
NSN 6610-00-454-6635
NSN 5910-00-800-9234