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 5930-00-222-7341
NSN 6620-00-244-0965
NSN 6320-01-544-6447
NSN 5985-00-727-8776
NSN 5915-01-310-8560
NSN 5996-00-619-3378
NSN 7035-00-232-4043
NSN 5960-01-089-8155
NSN 6650-01-487-7411
NSN 6130-01-235-9103
NSN 6130-00-132-0483
NSN 6610-01-446-5975