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 5985-00-292-9206
NSN 6145-01-213-0754
NSN 7035-00-140-0474
NSN 5998-01-248-3600
NSN 6610-01-275-0119
NSN 5960-00-204-7506
NSN 6110-01-415-5086
NSN 5950-00-047-3831
NSN 6150-01-309-0123
NSN 5835-01-406-5943
NSN 6135-01-190-2628
NSN 5950-01-123-0660