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 5915-00-518-1644
NSN 6220-01-220-5260
NSN 5920-01-085-8374
NSN 5895-01-180-9651
NSN 5910-00-212-3867
NSN 5999-00-196-3635
NSN 5996-00-349-8885
NSN 5855-01-136-9532
NSN 6320-01-452-2394
NSN 6320-00-070-4544
NSN 6110-00-516-8645
NSN 5965-01-094-6602