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 5985-00-573-9310
NSN 5985-00-901-1774
NSN 5835-00-257-2852
NSN 5910-00-777-1482
NSN 5965-01-593-6478
NSN 6220-00-173-7200
NSN 5945-00-106-5474
NSN 5835-00-233-6327
NSN 5930-01-123-9568
NSN 5945-00-517-2494
NSN 5999-01-128-5654
NSN 2925-01-203-0493