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 5920-01-034-7221
NSN 5990-00-885-4020
NSN 5998-01-091-1532
NSN 5920-00-085-9511
NSN 5975-00-081-5247
NSN 5996-00-141-3945
NSN 5950-00-456-3476
NSN 5945-01-442-6490
NSN 2925-01-544-4880
NSN 5960-01-502-0344
NSN 5835-00-876-4544
NSN 5915-00-951-9888