COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Boeing 727 Series Aeroplanes AD/B727/96 Amdt 1 Wing Rear Spar Terminal Fitting 11/87 Applicability: All models with S/Nos. specified in Boeing SB 727-57-103 R4. Requirement: Action in accordance with FAA AD 87-04-15 and Boeing SB 727-57-103 R4. Compliance: As per Requirement documents. Background: Cracks have been reported in 21 fittings on aircraft in service. Amdt 1 of this Directive references the latest FAA AD.