Chromic acid dipped
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 7035-00-557-5570
NSN 5945-00-081-2026
NSN 5920-01-093-3022
NSN 5965-01-256-5934
NSN 5930-01-049-3213
NSN 5945-00-754-3888
NSN 6620-00-413-4695
NSN 6240-00-034-5909
NSN 5965-01-434-8759
NSN 5945-00-335-5544
NSN 5935-01-517-2094
NSN 2925-00-388-8932