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 6685-00-275-2730
NSN 5960-01-324-6464
NSN 6110-01-152-7050
NSN 5950-01-189-8547
NSN 5985-01-327-3017
NSN 6135-01-265-1384
NSN 5990-01-393-4808
NSN 4140-01-254-9450
NSN 5855-01-464-5084
NSN 5990-00-170-4239
NSN 6105-00-250-0279
NSN 6135-00-027-3914