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 5835-01-560-3486
NSN 5855-01-658-4510
NSN 5999-01-459-8816
NSN 5975-01-060-4903
NSN 6105-00-111-2546
NSN 5990-01-268-2236
NSN 6620-00-273-8735
NSN 7035-01-013-9889
NSN 5835-01-062-2235
NSN 6610-01-343-2609
NSN 5945-01-096-4719
NSN 6645-00-574-9712