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 5999-01-543-0774
NSN 5855-00-779-2854
NSN 5990-00-150-6979
NSN 6685-01-312-2979
NSN 6130-01-277-5422
NSN 5915-01-641-7424
NSN 6145-00-490-9180
NSN 5930-00-070-4337
NSN 6135-01-400-2947
NSN 5999-01-437-0108
NSN 5998-00-038-1436
NSN 6145-00-472-5497