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 7035-01-419-4317
NSN 6610-00-574-0156
NSN 5990-00-277-3763
NSN 7035-01-633-9537
NSN 6610-01-078-0728
NSN 2925-00-005-1618
NSN 6650-01-633-9147
NSN 5920-01-450-3523
NSN 6240-01-171-6452
NSN 5910-00-629-2584
NSN 5915-01-576-8602
NSN 5985-00-285-8466