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 6610-00-244-2816
NSN 5950-01-310-8570
NSN 5915-00-258-4398
NSN 5910-01-381-5624
NSN 5945-01-439-3331
NSN 6130-01-063-5787
NSN 5960-00-661-0477
NSN 5960-01-391-4701
NSN 5910-01-044-5221
NSN 5975-01-412-1634
NSN 5975-01-260-3642
NSN 5930-01-603-7252