A nut having 12 drive points and 24 sides. The bearing surface may be washer faced. An integral locking feature is incorporated in the design of the head or in the threads.
Classification: Nuts of iron or steel
NSN 6650-00-179-8970
NSN 5975-01-225-2946
NSN 6620-00-435-5205
NSN 6685-01-048-6411
NSN 6110-00-834-0595
NSN 5998-00-847-8696
NSN 4140-01-318-7540
NSN 6650-01-399-0328
NSN 6320-01-211-6578
NSN 5925-01-583-4035
NSN 5985-00-208-6751
NSN 5905-00-347-7311