AD 64-13-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Maryland Air Industries, Inc. | F-27 | Airworthiness Directives; FAIRCHILD Model F-27 Series Aircraft |
| aircraft | Maryland Air Industries, Inc. | F-27A | Airworthiness Directives; FAIRCHILD Model F-27 Series Aircraft |
| aircraft | Maryland Air Industries, Inc. | F-27B | Airworthiness Directives; FAIRCHILD Model F-27 Series Aircraft |
| aircraft | Maryland Air Industries, Inc. | F-27F | Airworthiness Directives; FAIRCHILD Model F-27 Series Aircraft |
| aircraft | Maryland Air Industries, Inc. | F-27G | Airworthiness Directives; FAIRCHILD Model F-27 Series Aircraft |
| aircraft | Maryland Air Industries, Inc. | F-27J | Airworthiness Directives; FAIRCHILD Model F-27 Series Aircraft |
| aircraft | Maryland Air Industries, Inc. | F-27M | Airworthiness Directives; FAIRCHILD Model F-27 Series Aircraft |
Unsafe Condition
Failures of main landing gear outer cylinder torque link attach lugs to which the upper torque link (Dowty P/N C9027Y3) is attached.
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Required Actions
Inspect outer cylinders for cracks via daily visual and dye penetrant methods at specified intervals. Remove or replace cracked cylinders before further flight per service bulletins. Adjust inspection intervals with FAA approval.
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Compliance Time
Compliance required as indicated.
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Affected Aircraft
Fairchild Model F-27 Series Aircraft with Dowty Main Landing Gear Outer Cylinders P/N 9010Y3, 9017Y1, 200020.609, 2.00021.241, 200021.276, 200042.302, 2.00042.303, 2.00042.601, and 2.00042.618.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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