Two drive points, at 180 degree angle, omitted
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.
NSN 5920-01-613-2141
NSN 5998-00-330-7060
NSN 6150-00-891-7922
NSN 6650-00-073-0269
NSN 6150-00-928-0790
NSN 6650-01-094-9378
NSN 6320-01-425-1417
NSN 5999-01-464-3349
NSN 6105-00-936-8156
NSN 6150-01-288-0505
NSN 5985-01-386-3752
NSN 6240-00-887-8103