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 6220-01-327-1802
NSN 5920-01-463-0791
NSN 5965-01-447-6485
NSN 5950-00-788-4961
NSN 5998-00-936-9998
NSN 5998-01-556-4250
NSN 6130-01-610-9733
NSN 5985-01-462-3644
NSN 2925-01-250-2731
NSN 6610-01-502-9907
NSN 5935-01-136-4638
NSN 5998-01-175-8646