Color brown
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 5990-00-887-7053
NSN 5960-01-337-5339
NSN 6610-01-646-9101
NSN 6150-00-155-8511
NSN 6110-01-188-8017
NSN 5835-00-126-2961
NSN 4140-01-044-6064
NSN 7035-00-922-5700
NSN 6240-00-204-0459
NSN 6135-00-248-4102
NSN 4140-00-219-3146
NSN 6610-00-335-0091