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 6650-00-231-7843
NSN 6240-01-532-3744
NSN 5910-00-962-5659
NSN 6610-01-097-4498
NSN 6620-01-352-5640
NSN 5996-01-523-0242
NSN 5999-01-419-0036
NSN 5930-01-237-2483
NSN 5895-00-103-6530
NSN 5855-00-688-9954
NSN 6110-00-166-7865
NSN 2925-01-391-9247