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 5985-00-417-1105
NSN 5920-01-248-5973
NSN 5835-01-442-6482
NSN 5855-01-297-1886
NSN 6220-01-423-7517
NSN 6105-01-322-1985
NSN 5910-01-287-8467
NSN 5945-01-345-2113
NSN 6685-00-917-7277
NSN 5985-01-578-1071
NSN 6240-00-226-0462
NSN 6620-00-373-9178