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 4140-01-543-9670
NSN 5835-01-263-1293
NSN 6645-01-034-0469
NSN 6685-00-475-9589
NSN 5855-00-149-0766
NSN 6610-01-388-0563
NSN 5960-01-285-8484
NSN 5855-00-149-0766
NSN 6220-01-148-1712
NSN 6135-01-496-2352
NSN 6145-00-505-7555
NSN 5996-00-905-6610