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 5990-01-432-4249
NSN 5910-00-163-0120
NSN 5930-01-556-4031
NSN 6650-01-234-1896
NSN 5965-00-549-0220
NSN 5975-01-268-6487
NSN 5998-01-652-5511
NSN 5960-00-752-6175
NSN 6645-01-025-1002
NSN 5985-01-628-1781
NSN 6145-01-456-6004
NSN 5910-01-228-3184