AK-74 assault rifle
US Dept. of Defence
OPFOR Worldwide Equipment Guide by US Dept.of Defense, see Small Arms section (Chapter 1, section 1-3) ( <a rel="nofollow" class="external free" href="http://www.fas.org/man/dod-101/sys/land/row/weg2001.pdf">http://www.fas.org/man/dod-101/sys/land/row/weg2001.pdf</a> )