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 6220-00-104-8129
NSN 5965-00-378-3403
NSN 6650-00-955-2802
NSN 5990-00-263-1289
NSN 5905-01-373-8268
NSN 6110-01-422-3265
NSN 5895-01-068-1662
NSN 5998-01-463-2488
NSN 6650-01-247-3435
NSN 5998-01-510-2079
NSN 6220-00-024-5355
NSN 5996-01-578-6955