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 5915-01-386-6966
NSN 6130-00-045-9897
NSN 6110-00-948-3204
NSN 5920-01-187-1014
NSN 5920-00-982-8042
NSN 6610-00-663-7545
NSN 6135-00-422-3967
NSN 5915-00-250-6429
NSN 5855-00-014-5008
NSN 5915-00-133-8554
NSN 6110-01-432-0758
NSN 5835-00-468-3367