AD 63-10-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Kelowna Flightcraft R & D Ltd. | 340 | Airworthiness Directives; GENERAL DYNAMICS/CONVAIR Model 340 and 440 Aircraft |
| aircraft | Kelowna Flightcraft R & D Ltd. | 440 | Airworthiness Directives; GENERAL DYNAMICS/CONVAIR Model 340 and 440 Aircraft |
Unsafe Condition
Wing lower skin fatigue cracks in the vicinity of the second rivet from the outboard end of the short stringer in line with the wing access door in the wheel well may grow to an unsafe length.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct cleaning and close visual inspections of the wing lower skin area at specified intervals based on time in service. If cracks are found, stop drill cracks, revise airspeed limitations, install placards, or repair per specified service engineering reports depending on crack length.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Compliance required as indicated in the AD, with specific intervals tied to time in service (e.g., prior to 15,100 hours, within next 100 hours, etc.).
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
GENERAL DYNAMICS/CONVAIR Model 340 and 440 aircraft, all serial numbers.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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