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 5925-00-423-2791
NSN 6685-00-554-3825
NSN 5905-01-259-8663
NSN 6650-01-447-2858
NSN 6320-00-164-4087
NSN 6320-01-353-9753
NSN 5835-01-463-2334
NSN 6610-01-372-2147
NSN 6110-01-633-9660
NSN 6645-01-626-3651
NSN 5835-00-834-1286
NSN 5915-01-022-6349