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 5925-01-417-9203
NSN 5835-00-453-9752
NSN 6240-01-628-8570
NSN 5999-00-481-8409
NSN 5895-00-127-6713
NSN 2925-01-538-1343
NSN 5835-01-200-5069
NSN 6620-00-280-2874
NSN 5905-00-499-2670
NSN 6220-01-318-3076
NSN 6610-00-514-7773
NSN 6610-00-841-8221