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 6645-01-400-2119
NSN 5910-00-266-8405
NSN 6105-00-832-2125
NSN 5910-01-351-5679
NSN 6110-01-166-8100
NSN 5905-01-399-4549
NSN 5950-01-566-6245
NSN 5996-00-826-8837
NSN 5855-00-494-9581
NSN 4140-00-830-9515
NSN 6645-01-578-7959
NSN 5985-00-337-6819