COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Pratt and Whitney Turbine Engines - JT9D Series
AD/JT9D/4 Incorporation of Main Gearbox Spray Nozzles 6/74
Applicability: JT9D-3A and JT9D-7 engines.
Document: 1. Pratt & Whitney TE SB 4043, Rev. 2; or 2. FAA AD 74-10-04; or
3. AD/PW-T/31.
Compliance: 1 February 1975.