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 6130-01-212-9077
NSN 5965-00-129-9779
NSN 5990-01-540-1619
NSN 5998-01-208-5638
NSN 5905-00-369-0446
NSN 5915-00-880-9074
NSN 5965-00-823-8623
NSN 6150-00-151-6771
NSN 4140-01-044-8808
NSN 5996-01-316-3492
NSN 5985-01-472-2995
NSN 2925-01-523-3607