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 5855-00-361-0167
NSN 6620-00-439-2442
NSN 5960-01-087-8687
NSN 6645-01-115-4953
NSN 6150-01-190-9528
NSN 5930-01-003-9174
NSN 6130-01-192-8746
NSN 5999-00-838-2893
NSN 6620-00-269-5168
NSN 6240-00-092-3186
NSN 6650-00-842-5463
NSN 5935-00-661-0825