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 4140-01-206-1004
NSN 6610-01-020-3764
NSN 5835-00-807-5632
NSN 4140-00-896-9602
NSN 6240-01-440-4632
NSN 5910-01-059-5495
NSN 6645-01-258-6188
NSN 6320-00-360-1744
NSN 6110-00-368-4741
NSN 5855-00-832-9341
NSN 6145-01-449-0342
NSN 2925-01-604-8984