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 5975-01-519-8268
NSN 2925-00-549-6759
NSN 5895-00-539-8322
NSN 5965-01-068-6696
NSN 5998-00-719-7610
NSN 5915-00-180-1378
NSN 6130-01-444-0557
NSN 6645-00-004-8628
NSN 5975-00-270-9353
NSN 2925-01-236-3547
NSN 5985-00-267-5427
NSN 5920-00-142-9993