Fixed Wing Programs NASS-EAC has developed unique and progressive capabilities in the arena of Fixed Wing aircraft. Fixed Wing modifications require the most innovative and newest technology in the industry. Being at the forefront of the industry, NASS-EAC has designed and developed an ENG Fixed Wing Program for the Cessna Caravan that only we have the capability to administer. Further, our strength in the Fixed Wing area is demonstrated in our projects with the military.