COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Boeing 727 Series Aeroplanes AD/B727/58 Amdt 1 Main Landing Gear Actuator Beam Support Link - Inspection and Modification 9/71 Applicability: All models. Requirement: Inspect the main landing gear actuator beam support link P/N 65-19657-4, -5 or -8 in accordance with Boeing SB No. 32-90 Rev. 2 and link P/N 65-19657-13 in accordance with Boeing SB No. 32-189 until replaced by link P/N 65-19657-11. Compliance: Forthwith.