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 4140-01-152-2672
NSN 6320-01-295-9992
NSN 6620-01-647-9935
NSN 5975-00-445-9926
NSN 6240-01-631-8680
NSN 6150-00-554-7591
NSN 6610-00-430-5208
NSN 6135-00-519-1325
NSN 6130-01-187-1829
NSN 6145-01-477-4320
NSN 6105-00-043-0550
NSN 5925-00-188-8678