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 5925-01-607-6563
NSN 6685-01-521-3660
NSN 6610-00-739-9707
NSN 5910-00-821-3272
NSN 5835-01-357-1247
NSN 6620-00-236-2048
NSN 5945-01-538-9283
NSN 5998-01-017-3117
NSN 6220-01-210-8589
NSN 5996-01-023-8370
NSN 5915-00-810-6746
NSN 6620-00-887-8908