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 6685-00-759-9801
NSN 5910-01-258-4745
NSN 5930-01-591-2111
NSN 6110-00-947-0055
NSN 6320-00-646-3311
NSN 5975-00-532-5870
NSN 6240-00-832-6867
NSN 5990-01-581-6871
NSN 6320-01-441-2438
NSN 6685-01-385-7049
NSN 5990-00-147-3144
NSN 5930-01-242-8128