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 5905-00-144-8471
NSN 6620-01-502-9104
NSN 6130-00-924-9096
NSN 6240-01-097-4722
NSN 7035-00-018-0350
NSN 6220-01-604-9488
NSN 5996-01-354-0502
NSN 5996-00-205-2933
NSN 6105-01-481-7027
NSN 6105-00-368-0066
NSN 5930-01-432-7422
NSN 5915-01-598-9148