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 5960-01-416-6187
NSN 5965-00-076-9561
NSN 5915-00-887-4049
NSN 6220-00-941-8758
NSN 5895-01-454-9440
NSN 6150-01-074-0896
NSN 6135-01-398-5922
NSN 7035-00-442-1869
NSN 6105-00-684-6807
NSN 5895-01-443-0062
NSN 6320-01-312-3620
NSN 2925-01-587-3956