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 6220-01-248-8459
NSN 5910-01-510-4627
NSN 4140-00-299-0595
NSN 5920-01-159-3791
NSN 5960-01-538-2082
NSN 5920-00-435-5999
NSN 6145-01-395-5112
NSN 6685-01-328-0925
NSN 6110-01-629-3278
NSN 2925-01-463-8856
NSN 5915-00-614-0411
NSN 4140-00-060-0494