COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES British Aerospace BAe 125 Series Aeroplanes AD/HS 125/52 Flap Outer Hinge Assembly - Inspection 8/78 Applicability: All HS/DH/BH 125 series aeroplanes with modification 252670 embodied. Document: Hawker Siddeley SB No. 57-55. Compliance: As per requirement document.