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 6130-01-157-2735
NSN 5895-01-474-4618
NSN 5855-00-189-6066
NSN 6645-01-063-8243
NSN 4140-01-333-7876
NSN 6150-01-508-7416
NSN 5975-01-157-4305
NSN 6130-01-592-2961
NSN 5965-01-157-2403
NSN 5835-00-523-0736
NSN 6240-01-440-1067
NSN 6110-01-451-1135