A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery.
Classification: Nuts of iron or steel
NSN 6135-01-177-3552
NSN 5835-01-647-6426
NSN 2925-01-159-8312
NSN 5996-00-846-3300
NSN 2925-00-147-3801
NSN 6685-01-220-4007
NSN 6320-00-500-4172
NSN 6610-01-217-4162
NSN 5996-00-925-1324
NSN 5835-01-399-5820
NSN 6220-01-433-4318
NSN 5998-01-033-3375