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 5835-00-890-3932
NSN 5996-01-246-4675
NSN 6130-01-389-8417
NSN 6130-01-290-6855
NSN 5998-01-029-4046
NSN 6220-01-214-7639
NSN 5855-01-290-3248
NSN 5910-00-246-3561
NSN 6145-01-598-7405
NSN 6110-01-313-8327
NSN 6320-01-116-3980
NSN 5975-01-040-0373