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 4140-00-672-9531
NSN 5905-01-392-4881
NSN 5996-01-039-8581
NSN 5925-01-088-6863
NSN 6220-01-156-8435
NSN 5965-01-173-2486
NSN 5985-01-310-8473
NSN 6610-00-544-8348
NSN 6645-00-752-2939
NSN 5895-01-415-9573
NSN 5930-01-094-7270
NSN 6610-00-051-4139