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 5835-01-604-7489
NSN 6135-01-435-6503
NSN 2925-01-197-7864
NSN 6220-00-732-2026
NSN 5945-00-895-8017
NSN 6150-01-509-8740
NSN 6130-01-437-0440
NSN 5910-00-239-2145
NSN 5960-01-306-4606
NSN 6645-01-117-6156
NSN 5960-01-064-5650
NSN 5930-01-390-7730