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 5998-00-922-6956
NSN 6150-01-590-5524
NSN 6645-01-485-3517
NSN 6610-00-945-6782
NSN 6105-01-571-7371
NSN 5998-00-541-8792
NSN 6220-01-514-0381
NSN 5855-01-443-0381
NSN 5895-01-491-3519
NSN 5975-01-152-2635
NSN 6320-00-295-2854
NSN 5996-00-171-3071