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 6620-00-439-2442
NSN 5915-01-567-3777
NSN 5895-00-761-4444
NSN 2925-01-422-1542
NSN 6610-00-355-0450
NSN 5996-01-547-7386
NSN 6240-00-763-4895
NSN 5985-00-054-6374
NSN 5835-01-092-3595
NSN 5925-01-043-4336
NSN 5915-01-408-4655
NSN 5998-00-270-8459