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 6650-00-515-6002
NSN 6105-01-004-1808
NSN 5960-00-121-1849
NSN 5985-00-837-2400
NSN 6320-00-500-4172
NSN 5985-00-232-8105
NSN 5835-01-381-2683
NSN 6620-00-804-8272
NSN 6645-01-320-4138
NSN 7035-01-106-3476
NSN 5990-00-428-1895
NSN 5905-00-529-0508