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 5965-01-168-8180
NSN 5895-01-386-6210
NSN 6150-00-081-2063
NSN 7035-01-143-0355
NSN 6685-01-482-6036
NSN 2925-00-373-8837
NSN 5855-01-453-1549
NSN 5915-01-302-6916
NSN 5910-00-780-9736
NSN 5945-01-516-8227
NSN 6145-01-602-3825
NSN 7035-01-544-3956