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 4140-00-289-4334
NSN 5996-01-411-6195
NSN 6650-01-369-6536
NSN 5996-00-925-1953
NSN 6150-00-079-4323
NSN 5996-00-865-3513
NSN 6620-00-838-6954
NSN 5920-01-260-6324
NSN 5999-01-509-7707
NSN 5905-01-382-9671
NSN 5990-00-518-0684
NSN 5965-00-412-4402