A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
NSN 2925-01-381-5307
NSN 5950-01-139-5013
NSN 5905-01-479-3836
NSN 5998-01-495-9704
NSN 6240-01-131-3223
NSN 5855-01-653-8739
NSN 5990-01-328-9846
NSN 6620-01-068-4498
NSN 6610-00-933-9262
NSN 5985-00-812-8319
NSN 6105-01-462-1657
NSN 6110-00-518-2998