AD 49-11-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | American Champion Aircraft Corp. | 11AC | Airworthiness Directives; Aeronca Model S7AC, 7AC, 7BCM, 11CC, S11AC, 11AC and 11BC Airplanes |
| aircraft | American Champion Aircraft Corp. | 11BC | Airworthiness Directives; Aeronca Model S7AC, 7AC, 7BCM, 11CC, S11AC, 11AC and 11BC Airplanes |
| aircraft | American Champion Aircraft Corp. | 11CC | Airworthiness Directives; Aeronca Model S7AC, 7AC, 7BCM, 11CC, S11AC, 11AC and 11BC Airplanes |
| aircraft | American Champion Aircraft Corp. | 7AC | Airworthiness Directives; Aeronca Model S7AC, 7AC, 7BCM, 11CC, S11AC, 11AC and 11BC Airplanes |
| aircraft | American Champion Aircraft Corp. | 7BCM (Army L-16A) | Airworthiness Directives; Aeronca Model S7AC, 7AC, 7BCM, 11CC, S11AC, 11AC and 11BC Airplanes |
| aircraft | American Champion Aircraft Corp. | S11AC | Airworthiness Directives; Aeronca Model S7AC, 7AC, 7BCM, 11CC, S11AC, 11AC and 11BC Airplanes |
| aircraft | American Champion Aircraft Corp. | S7AC | Airworthiness Directives; Aeronca Model S7AC, 7AC, 7BCM, 11CC, S11AC, 11AC and 11BC Airplanes |
Unsafe Condition
Failure of the rear fuselage-wing attachment fitting
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Required Actions
Reinforce the rear fuselage-wing attachment fitting by either cutting slots and welding steel tubes with specific bolt holes, inserting steel tubes with drilled and reamed holes and bolting, or inserting steel tubes through the entire length and securing with bolts or welding. Existing 5/8 inch by 0.065 tubes do not require replacement.
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Compliance Time
at next periodic inspection but not later than May 1, 1949
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Affected Aircraft
Aeronca Models S7AC, 7AC-1 to 7AC-7170, 7BCM-1 to 7BCM-339, 11CC-1 to -150, and all S11AC, 11AC, and 11BC serial numbers.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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