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| AD No. | Effective Date | Subject |
|---|---|---|
| 53-12-01 | Horizontal Stabilizer Spar | |
| 56-27-02 | Engine Mount Welds | |
| 56-09-01 | Tail Rotor Torsion Bar | |
| 53-24-02 | Tail Rotor Pitch Change Rod | |
| 59-05-05 | Cyclic Control Scissor Casting | |
| 52-01-08 | Collective Pitch Incidence Arms | |
| 2002-13-51 | T/R Grip | |
| 2015-20-51 | ||
| 53-09-03 | Outboard Tension Bar Pins | |
| 63-21-03 | Main Rotor Blades | |
| 76-20-06 | Cable Freezing Control | |
| 62-06-03 | Transmission & Lubrication System Modification | |
| 59-25-03 | Wobble Plate Screws | |
| 58-02-03 | Carburetor Mixture Control Removal | |
| 51-20-03 | Collective Pitch Ballast System Bracket | |
| 52-29-01 | Tail Rotor Drive Slip Joint Assembly Inspection | |
| 55-19-01 | Tail Boom Rear Bulkhead | |
| 2018-02-07 | 2/1/2018 | Main Rotor Blades |
| 2016-23-09 | 12/27/2016 | Main Rotor Blades |
| 2014-03-10 | 3/26/2014 | Tail Rotor Control System |
| 2013-13-06 | 9/10/2013 | Main rotor head |
| 2013-13-14 | 7/24/2013 | Main Rotor Head |
| 2012-17-10 | 9/28/2012 | Main Rotor Blades |
| 2012-14-12 | 9/4/2012 | Tail Rotor Blades |
| 2010-14-12 | 7/23/2010 | Landing Gear System |
Showing 1–25 of 87 airworthiness directives.