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 5925-00-564-2486
NSN 6240-00-903-4660
NSN 5990-01-106-3786
NSN 5999-00-941-8193
NSN 5935-01-196-5942
NSN 6240-00-181-2503
NSN 5965-01-062-3492
NSN 5835-01-345-6697
NSN 5895-01-578-6090
NSN 6320-00-139-1090
NSN 5945-00-035-4439
NSN 5985-01-442-7850