The scope of the Spirit AeroSystems Lot Time Assembly Programs includes the manufacturing and delivery of around 652 s/s per year to support 737, 747,767, and 777 Boeing Aircraft with the current rates. The program has started in 2002 with the first work package and extended with the addition of fifth work package in 2010. The overall program duration is 2002-2020 per the current contract. The program deliveries are progressively increasing as parallel to the rate increases of Boeing aircraft.