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 5920-01-642-8946
NSN 2925-01-525-8212
NSN 5835-01-592-2350
NSN 5960-00-111-8456
NSN 5925-01-472-3669
NSN 4140-01-193-8102
NSN 5915-01-255-4195
NSN 5835-00-322-5654
NSN 5960-00-289-6591
NSN 4140-00-577-3512
NSN 5920-01-440-3458
NSN 6240-01-398-2887