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 5960-01-397-8328
NSN 5985-01-499-3253
NSN 5965-01-415-7080
NSN 6130-00-061-7486
NSN 6645-00-816-5337
NSN 6130-00-611-7214
NSN 6130-00-808-7842
NSN 6240-01-447-3779
NSN 5855-01-213-9076
NSN 6240-01-102-4861
NSN 6620-01-275-9777
NSN 5895-01-131-2666