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 5975-00-248-5590
NSN 5996-00-553-7348
NSN 5960-01-253-6687
NSN 5975-01-141-7632
NSN 5985-01-147-5470
NSN 6240-00-458-4662
NSN 5975-01-227-2722
NSN 5998-00-558-5851
NSN 5915-00-822-9605
NSN 6320-00-977-3930
NSN 6220-00-149-0977
NSN 5855-00-014-5008