An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.
NSN 6240-01-055-0801
NSN 5965-00-289-6280
NSN 5990-01-262-7981
NSN 6110-00-468-6897
NSN 6130-00-983-9172
NSN 6685-00-163-3116
NSN 6110-01-080-9621
NSN 5920-01-446-4524
NSN 5920-00-331-0583
NSN 6650-01-472-5028
NSN 6105-01-606-9886
NSN 6150-01-147-4604