A Boeing [NYSE: BA] field service representative, left, works with a U.S. Navy maintenance specialist to troubleshoot an F/A-18 Super Hornet at Naval Air Station Oceana, Va., using an Integrated Electronic Technical Manual. Boeing manages the F/A-18E/F Integrated Readiness Support Teaming (FIRST) performance-based logistics program, which has maintained a 73 percent availability rate for the U.S. Navy during the first half of this year.