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 5998-01-049-2944
NSN 6130-01-359-9321
NSN 5915-01-113-7872
NSN 5905-01-161-9267
NSN 5975-01-423-5075
NSN 6650-01-388-2538
NSN 5975-01-068-9477
NSN 6105-00-780-9568
NSN 6650-00-413-6619
NSN 5920-01-069-2992
NSN 5935-01-281-6873
NSN 5930-01-381-0431