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 6650-00-784-9222
NSN 6220-00-827-0227
NSN 5920-01-328-2359
NSN 5915-01-462-2026
NSN 5960-00-446-4133
NSN 6105-01-152-2800
NSN 5975-01-415-5771
NSN 5835-00-759-1109
NSN 6105-00-771-6136
NSN 6130-01-250-9284
NSN 5920-01-540-7697
NSN 5990-00-341-3194