Two drive points, at 180 degree angle, have been 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.
Classification: Nuts of iron or steel
NSN 6240-00-505-6099
NSN 5905-01-499-6504
NSN 5910-01-386-6385
NSN 5895-01-195-4018
NSN 5910-01-308-1073
NSN 5950-00-990-0047
NSN 5965-01-424-0542
NSN 5950-01-461-8783
NSN 5920-01-134-5445
NSN 6105-01-187-3088
NSN 6110-01-462-1698
NSN 6130-01-465-3307