COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Twin Commander (Gulfstream/Rockwell/ Aerocommander 500, 600 and 700) Series Aeroplanes
AD/AC/49 Wing Main Spar - Inspection 5/73
Applicability: Model 690 with S/Nos. 11001 to 11021. Compliance: Within 100 hours’ time in service after 31 May 1973. Document: Aero Commander SL No. 253.