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 6150-00-171-9455
NSN 5915-00-269-4463
NSN 5998-00-322-1616
NSN 6135-00-921-6487
NSN 5935-00-235-5673
NSN 6220-01-348-3114
NSN 5855-01-335-8907
NSN 6610-00-207-4207
NSN 6130-01-536-7738
NSN 6650-01-053-1816
NSN 6110-01-372-6986
NSN 5945-01-615-4983