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 5950-00-900-7638
NSN 5945-00-253-4568
NSN 6620-01-658-8133
NSN 5910-01-545-5988
NSN 6150-01-400-4211
NSN 5985-01-513-9370
NSN 5935-01-252-4006
NSN 5925-01-483-1170
NSN 5915-01-023-9204
NSN 5905-01-316-9995
NSN 2925-00-671-5464
NSN 5915-01-220-7337