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 5950-00-916-6319
NSN 6135-00-145-8884
NSN 6220-01-143-5761
NSN 5835-00-833-7080
NSN 5905-00-513-3451
NSN 6650-00-740-7338
NSN 6110-01-441-2625
NSN 5965-01-248-7231
NSN 6105-01-290-7643
NSN 5945-00-368-9734
NSN 5985-00-243-4160
NSN 5985-00-156-4536