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 5996-01-252-8275
NSN 6645-01-629-9657
NSN 6110-01-035-5735
NSN 6610-01-130-2672
NSN 6685-01-468-5471
NSN 6150-00-630-2876
NSN 5935-00-953-1582
NSN 5925-00-111-1969
NSN 5915-01-216-4048
NSN 2925-01-511-2667
NSN 5998-00-229-3752
NSN 5985-01-026-2074