Slots in upper portion
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 6135-01-185-3614
NSN 6610-01-575-4348
NSN 5998-01-137-9808
NSN 5998-01-364-1402
NSN 6620-01-524-7562
NSN 5835-00-498-8189
NSN 5996-01-571-9384
NSN 5855-00-560-0110
NSN 5835-01-565-3411
NSN 5975-00-288-5877
NSN 2925-01-012-3162
NSN 4140-00-880-0381