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 6620-01-215-0470
NSN 6130-00-436-6361
NSN 6645-00-211-6906
NSN 6650-01-631-7780
NSN 6150-01-151-0032
NSN 5999-00-903-2883
NSN 5998-00-453-6929
NSN 5835-01-632-6627
NSN 5930-00-702-4111
NSN 5990-00-948-1469
NSN 5905-00-277-7439
NSN 6240-00-546-2244