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 5925-01-437-5796
NSN 5925-01-597-5830
NSN 6150-00-221-9628
NSN 5910-00-304-2850
NSN 5835-01-018-4197
NSN 5985-00-885-7023
NSN 5975-01-134-2271
NSN 5990-00-538-7962
NSN 6610-01-524-9576
NSN 5998-01-151-8052
NSN 5998-01-607-8146
NSN 6105-01-423-1417