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 5996-01-462-0833
NSN 5835-01-359-2575
NSN 6150-00-931-2052
NSN 5930-01-564-9251
NSN 6130-01-141-7419
NSN 6645-01-211-6502
NSN 5935-01-560-4076
NSN 6685-00-486-8278
NSN 6685-01-436-9881
NSN 5855-01-475-7061
NSN 2925-01-169-6196
NSN 5945-00-390-9960