Aircraft Precision Products works primarily for General Electric Aircraft Engines and the US Department of Defense. It is accustomed to rigorous quality and delivery demands and maintaining the tightest tolerances.

APPI has long been a highly respected engine component supplier for commercial aircraft, particularly for developing prototypes. Its components can also be found on engines powering a variety of military aircraft, including Air Force I and the F-117 Nighthawk stealth fighter.

Since 1946, APPI has served customers who insist on the ultimate in precision machining, thermal coating, and other phases of the metalworking industry.

APPI maintains its industry leading reputation by combining expert personnel and craftsmen with the latest CAD/CAM software, fully automated coordinate measuring machinery, four and five axis CNC machining centers and extensive CNC lathe capabilities.