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 6240-01-358-9980
NSN 5925-00-265-5807
NSN 5999-01-610-9506
NSN 5996-01-339-7539
NSN 6110-01-222-4921
NSN 5998-01-476-1215
NSN 5930-01-632-1079
NSN 5855-01-450-2333
NSN 5975-01-181-2196
NSN 2925-00-778-0645
NSN 6645-01-386-6311
NSN 6135-01-619-6293