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 5925-00-988-5474
NSN 6130-00-432-6822
NSN 5905-00-225-9777
NSN 5895-01-425-0520
NSN 6320-01-481-7322
NSN 5960-01-250-0404
NSN 5950-01-160-6280
NSN 6685-01-441-0228
NSN 5996-01-623-6785
NSN 5975-01-519-8899
NSN 6240-01-562-0888
NSN 6110-01-355-9732