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 6135-00-900-2139
NSN 5990-01-312-2638
NSN 5895-01-155-5630
NSN 6150-01-323-9441
NSN 6130-00-702-5662
NSN 5998-01-248-4114
NSN 6645-01-595-6165
NSN 5855-01-038-2189
NSN 5990-01-128-7599
NSN 5975-01-381-5747
NSN 6135-01-523-3198
NSN 2925-01-371-6853