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 6110-00-452-9148
NSN 5895-00-519-5907
NSN 5920-01-155-1128
NSN 6110-01-332-0414
NSN 5985-01-257-2746
NSN 6105-00-243-9278
NSN 6130-01-389-4002
NSN 6645-01-301-9462
NSN 5999-01-391-9098
NSN 6220-01-451-0084
NSN 5965-01-506-7576
NSN 6645-01-287-9969