Two drive points, at 180 degree angle, have been omitted
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 6220-01-500-2188
NSN 6130-00-883-4797
NSN 5915-01-251-4986
NSN 5965-01-420-2629
NSN 5965-01-432-1943
NSN 6650-00-925-6928
NSN 5945-01-334-1341
NSN 5910-01-100-5640
NSN 6130-01-411-6284
NSN 5996-00-730-0430
NSN 6145-00-115-6355
NSN 5925-01-092-4244