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 5985-00-074-4763
NSN 2925-00-520-9546
NSN 5998-00-170-6756
NSN 6220-01-308-7589
NSN 6240-00-655-2523
NSN 6130-01-228-5337
NSN 6320-01-538-0775
NSN 5990-00-473-1809
NSN 5965-01-472-3664
NSN 5985-01-123-8667
NSN 6145-00-422-7146
NSN 6135-00-801-3493