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 5999-01-487-5049
NSN 5935-01-515-6612
NSN 5998-01-579-7242
NSN 6685-01-448-9630
NSN 5998-00-827-0527
NSN 6610-01-642-0258
NSN 5985-01-613-4081
NSN 6105-00-109-8448
NSN 5975-01-555-5198
NSN 6240-00-672-2759
NSN 6620-01-244-3427
NSN 5930-01-604-9433