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 6685-01-468-3264
NSN 5895-01-241-2321
NSN 5905-01-162-9149
NSN 6645-01-473-9179
NSN 4140-00-165-6535
NSN 6145-00-945-8418
NSN 5930-00-967-9580
NSN 5999-01-428-3265
NSN 6650-00-684-3060
NSN 5985-00-679-9529
NSN 6150-01-171-1118
NSN 6105-01-247-2269