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 5996-01-213-5184
NSN 6685-00-725-5096
NSN 5999-01-592-3882
NSN 6650-00-266-6604
NSN 5996-00-660-8461
NSN 5935-01-619-0161
NSN 6620-00-739-4457
NSN 5930-01-268-1867
NSN 6650-01-240-2334
NSN 6685-01-211-6590
NSN 6645-00-033-8714
NSN 5960-01-115-1822