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 6650-00-800-4092
NSN 6145-01-049-2360
NSN 6650-01-495-1058
NSN 6620-00-221-7526
NSN 5920-00-478-1280
NSN 5835-01-097-5693
NSN 5975-01-109-6663
NSN 2925-00-101-7972
NSN 5915-00-256-0040
NSN 6105-01-390-3771
NSN 5935-01-391-1261
NSN 6220-00-570-0610