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 6650-00-784-9222
NSN 5975-01-553-5857
NSN 6130-01-386-2894
NSN 5996-01-078-8440
NSN 6220-00-101-8799
NSN 5999-00-215-7295
NSN 5855-00-911-1370
NSN 5920-00-541-1119
NSN 7035-00-179-3924
NSN 7035-01-364-0286
NSN 6130-01-503-8327
NSN 6240-00-289-7059