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 6620-01-039-1105
NSN 6650-01-578-8176
NSN 6110-01-553-0510
NSN 6320-01-125-3361
NSN 6320-01-512-2031
NSN 6685-01-593-2463
NSN 5975-01-158-4048
NSN 5920-00-840-8409
NSN 6645-01-359-5769
NSN 6105-01-573-2179
NSN 6150-00-562-7728
NSN 5835-01-541-9991