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 6130-00-130-1156
NSN 6650-01-565-0649
NSN 5930-01-335-5331
NSN 5945-01-329-0248
NSN 2925-00-203-8735
NSN 5915-01-559-8039
NSN 6110-01-183-5248
NSN 2925-00-923-4397
NSN 6645-01-425-2330
NSN 6145-00-450-1947
NSN 5905-01-370-4392
NSN 5930-00-086-1924