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 5855-01-095-5299
NSN 5999-01-459-5331
NSN 6645-00-435-5610
NSN 6110-00-553-1853
NSN 5999-01-240-2204
NSN 6685-01-322-8332
NSN 6240-01-582-8354
NSN 5975-00-752-7644
NSN 6105-01-555-7388
NSN 5945-01-044-5291
NSN 6105-01-471-1593
NSN 5945-01-468-5372