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 5998-00-153-6178
NSN 5895-01-646-3217
NSN 5999-01-335-5182
NSN 6105-01-630-2239
NSN 5965-01-468-5583
NSN 5990-00-359-9839
NSN 5920-01-500-9975
NSN 5935-00-138-6952
NSN 5998-00-503-5647
NSN 5985-01-547-1900
NSN 5915-00-257-3178
NSN 6610-00-953-9670