Squadron emblem.  The group uses the Wing emblem with the group designation on the scroll.
<a href="https://en.wikipedia.org/wiki/United_States_Army_Institute_of_Heraldry" class="extiw" title="en:United States Army Institute of Heraldry">en:United States Army Institute of Heraldry</a>
2017-04-04
<a rel="nofollow" class="external free" href="https://media.defense.gov/2006/Jan/23/2000569330/-1/-1/0/060123-F-JZ508-191.JPG">https://media.defense.gov/2006/Jan/23/2000569330/-1/-1/0/060123-F-JZ508-191.JPG</a>