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 6645-00-153-3834
NSN 5996-00-112-4588
NSN 6685-01-352-6569
NSN 5996-01-536-8681
NSN 5965-00-170-5254
NSN 6130-00-695-9046
NSN 6145-01-249-4329
NSN 5935-01-607-2223
NSN 5930-01-094-8759
NSN 5930-01-347-9588
NSN 6105-01-503-2576
NSN 6105-01-586-8166