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 6645-01-310-7348
NSN 5945-01-333-8722
NSN 5925-00-177-2481
NSN 5999-01-473-0911
NSN 6145-00-360-7760
NSN 5945-01-449-2199
NSN 5935-01-278-9117
NSN 6645-00-801-8237
NSN 6685-01-554-4337
NSN 5905-01-363-6268
NSN 5960-00-958-7520
NSN 5910-01-152-1230