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 7035-00-929-0363
NSN 5950-01-298-3382
NSN 6620-01-575-3634
NSN 6130-00-438-3905
NSN 5930-01-292-0068
NSN 6650-00-403-5251
NSN 5975-00-404-1270
NSN 6240-00-899-6990
NSN 6110-00-402-7637
NSN 6145-00-065-4337
NSN 6610-00-558-0480
NSN 5905-01-012-2520