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 5935-01-646-1712
NSN 6130-01-351-7238
NSN 5895-01-398-0642
NSN 6110-00-880-6376
NSN 5915-01-105-0369
NSN 6240-00-227-0135
NSN 7035-00-849-5526
NSN 4140-00-209-2231
NSN 5990-01-372-1642
NSN 6150-01-494-3872
NSN 6320-01-461-5866
NSN 5910-00-737-1617