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 6610-01-534-9765
NSN 5998-01-407-7437
NSN 7035-00-134-3143
NSN 5935-01-129-7725
NSN 6610-01-440-9913
NSN 6150-00-187-0527
NSN 5855-01-620-0958
NSN 5998-01-489-7092
NSN 5930-00-156-6684
NSN 4140-00-787-4444
NSN 5950-00-155-4753
NSN 5920-01-313-7600