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 6105-01-376-7133
NSN 5990-01-485-0260
NSN 5925-00-118-2464
NSN 6130-01-013-3508
NSN 5905-01-234-1653
NSN 5935-01-157-8611
NSN 7035-01-471-4884
NSN 5935-00-159-1551
NSN 5950-00-937-2134
NSN 5998-00-940-8812
NSN 5905-01-384-6011
NSN 6150-00-191-5258