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 5950-00-394-1546
NSN 5999-00-402-9384
NSN 5910-00-919-2585
NSN 5999-00-023-5427
NSN 5960-00-566-7692
NSN 5998-01-623-9613
NSN 6110-00-118-6174
NSN 4140-01-172-2331
NSN 6130-00-071-1518
NSN 6610-01-105-9520
NSN 2925-00-179-7143
NSN 6150-01-310-9376