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 6320-01-328-6575
NSN 6110-00-114-0868
NSN 6105-01-265-4023
NSN 5835-01-103-3583
NSN 6220-01-130-0774
NSN 5855-01-425-1330
NSN 6320-00-149-7570
NSN 5910-01-536-3527
NSN 5930-01-144-6620
NSN 5998-01-399-0353
NSN 6320-00-894-1644
NSN 6610-01-505-6767