COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Short SD3-60 Series Aeroplanes AD/SD3-60/43 Flap Hydraulic Unit Brackets 4/96 Applicability: All SD3-60 aircraft. Requirement: Action in accordance with Shorts Service Bulletin SD360-27-24. Note: UK CAA AD 007-09-95 refers. Compliance: Unless previously carried out, in accordance with the Requirement Document with a revised effective date of 28 March 1996. Background: The manufacturer has reported exfoliation corrosion on the flap hydraulic support brackets.