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 6110-01-217-1007
NSN 5960-00-605-9192
NSN 5960-01-414-1677
NSN 5990-01-218-5160
NSN 2925-01-236-3547
NSN 5855-01-440-9880
NSN 5835-01-321-7895
NSN 5999-01-542-9318
NSN 5990-01-485-0260
NSN 5925-01-505-1126
NSN 5930-01-316-2135
NSN 5930-01-413-3992