Chromic acid dipped
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 5835-00-632-8621
NSN 5915-01-076-5754
NSN 6650-01-267-3223
NSN 5985-00-075-5729
NSN 5996-01-420-5839
NSN 5950-00-066-6129
NSN 5935-00-800-5069
NSN 5945-00-497-8837
NSN 6145-00-293-8580
NSN 5920-00-100-2582
NSN 6135-01-167-7604
NSN 5910-00-156-0993