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 5996-00-117-4337
NSN 6135-01-059-4055
NSN 5975-01-433-5593
NSN 6145-00-275-4046
NSN 6685-01-410-3456
NSN 5965-01-577-2597
NSN 6145-01-360-5863
NSN 6110-00-802-1305
NSN 4140-01-328-4608
NSN 5920-01-514-0175
NSN 6610-00-895-9314
NSN 5985-01-179-3810