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 5999-00-456-0603
NSN 6105-00-020-3591
NSN 5960-01-390-9363
NSN 5935-01-655-8080
NSN 5985-00-833-9393
NSN 4140-01-580-0277
NSN 5920-01-462-1261
NSN 5990-01-478-8638
NSN 6130-01-412-4794
NSN 6650-00-144-4555
NSN 5895-01-150-9281
NSN 5975-01-534-5826