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 5998-01-591-2293
NSN 4140-01-018-2984
NSN 5930-01-413-9506
NSN 6645-00-262-7448
NSN 6320-01-445-8192
NSN 5855-01-542-9059
NSN 5950-01-468-7661
NSN 5910-01-331-0988
NSN 5905-01-591-9054
NSN 5935-00-394-9113
NSN 6150-01-146-8212
NSN 5935-01-447-6446