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 6135-01-326-2536
NSN 5965-00-803-1502
NSN 6110-01-400-4207
NSN 5950-00-901-8827
NSN 5935-01-368-7344
NSN 5925-00-152-9399
NSN 6240-01-306-4320
NSN 5996-01-247-4407
NSN 5960-01-273-0942
NSN 5855-01-551-4525
NSN 6105-00-333-8972
NSN 5895-01-152-7328