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 4140-01-462-2487
NSN 5915-00-284-8744
NSN 5998-00-252-8004
NSN 5915-01-451-7535
NSN 5855-01-435-5548
NSN 6150-01-009-6420
NSN 5950-00-089-3533
NSN 5910-00-573-0169
NSN 6220-01-616-4492
NSN 5835-01-411-7050
NSN 5960-00-897-8591
NSN 6105-00-148-8279