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 4140-00-846-3423
NSN 5990-00-688-5531
NSN 5910-01-521-1784
NSN 6135-01-412-0097
NSN 5990-00-369-5212
NSN 5999-00-282-3150
NSN 5935-00-366-5789
NSN 5975-01-029-1871
NSN 5915-00-833-3882
NSN 2925-00-957-7329
NSN 5960-01-553-4557
NSN 6320-01-567-9792