Airframes
51 - Structures
| AWB | Title | Effective |
|---|---|---|
| 51-1 Issue 1 | Aircraft Fabric Coverings | 25 December 2001 |
| 51-2 Issue 1 | Partenavia Wing Spars | 22 July 2002 |
| 51-3 Issue 1 | Cessna 150/152 Series Aircraft Horizontal Stabiliser Spar Cracking | 30 September 2002 |
| 51-4 Issue 1 | Piper PA30/39 Wing Spar Cap Corrosion | 27 September 2002 |
| 51-5 Issue 1 | Beechcraft 200 Series | 15 July 2004 |
| 51-6 Issue 1 | Corrosion and Cracking of Main Landing Gear Assemblies on CESSNA Aircraft | 30 April 2008 |