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 7035-01-485-1628
NSN 5905-00-572-2164
NSN 5975-01-634-0678
NSN 5910-00-286-4416
NSN 6645-01-539-0939
NSN 5910-00-846-5784
NSN 5930-00-471-5492
NSN 5855-00-058-1293
NSN 5998-01-410-8191
NSN 5895-01-227-2651
NSN 6645-00-343-9919
NSN 6320-01-439-5264