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 6320-01-125-3361
NSN 6110-00-832-5769
NSN 6650-00-256-9059
NSN 5855-01-513-8367
NSN 6685-00-585-4538
NSN 5915-01-200-7449
NSN 5905-01-510-3803
NSN 5960-01-434-5539
NSN 6610-01-366-8007
NSN 7035-00-104-7613
NSN 6320-00-593-0379
NSN 6240-00-117-3778