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 5915-00-642-9997
NSN 6610-01-250-2811
NSN 5935-01-023-1214
NSN 6135-01-455-2233
NSN 6135-00-874-6566
NSN 5965-01-139-5472
NSN 5945-00-647-3807
NSN 6240-01-314-1226
NSN 6135-01-339-4695
NSN 6240-00-841-8734
NSN 5895-01-440-9605
NSN 5945-01-133-0390