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 6320-00-070-4544
NSN 5935-01-429-9941
NSN 6145-00-504-5221
NSN 4140-01-005-5364
NSN 6110-00-150-7844
NSN 6220-01-006-0741
NSN 5965-01-155-0811
NSN 6240-00-391-6402
NSN 5910-01-167-6700
NSN 5975-01-543-3862
NSN 6220-01-013-9498
NSN 5996-01-184-2462