0 MAJOR REPAIR AND ALTERATION U S Desennial ce (Airframe, Powerplant, Propeller, or Appliance) haiseaseat Feeeni Aviation Adoinhintien Form Apprma O1AS Ho. 21204020 in-8mo/ Elector Tre:f.0ng Number For FAA Use Only INSTRUCTIONS Prim co type all entiles See FAR 43 P FAR 43 Appendix 0. and AC