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 5915-00-008-0339
NSN 5855-01-207-5616
NSN 7035-00-849-5526
NSN 5920-01-655-0406
NSN 5999-01-370-3996
NSN 6610-01-632-2449
NSN 5985-00-233-6740
NSN 5910-00-248-0858
NSN 7035-00-337-8745
NSN 5945-01-039-4777
NSN 6685-00-991-8150
NSN 5930-01-328-0183