AD 98-08-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | A300 B4-601 | Airworthiness Directives; Airbus Model A300-600 Series Airplanes |
| aircraft | Airbus | A300 B4-603 | Airworthiness Directives; Airbus Model A300-600 Series Airplanes |
| aircraft | Airbus | A300 B4-605R | Airworthiness Directives; Airbus Model A300-600 Series Airplanes |
| aircraft | Airbus | A300 B4-620 | Airworthiness Directives; Airbus Model A300-600 Series Airplanes |
| aircraft | Airbus | A300 B4-622R | Airworthiness Directives; Airbus Model A300-600 Series Airplanes |
| aircraft | Airbus | A300 F4-605R | Airworthiness Directives; Airbus Model A300-600 Series Airplanes |
| aircraft | Airbus | A300 F4-622R | Airworthiness Directives; Airbus Model A300-600 Series Airplanes |
Unsafe Condition
Fatigue failure of universal joints and bearings in the flap transmission system could lead to an asymmetric flap condition, adversely affecting airplane controllability.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace or overhaul the universal joints and bearings of the flap transmission system with new parts at regular intervals before reaching 16,000 total landings, or within 500 landings after the AD's effective date, whichever occurs later. Repeat the actions prior to each subsequent 16,000 landings.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Prior to the accumulation of 16,000 total landings on the universal joints and bearings of the flap transmission system, or within 500 landings after the effective date of this AD, whichever occurs later. Thereafter, prior to each subsequent 16,000 total landings.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Airbus Model A300-600 series airplanes, including A300 B4-601, A300 B4-603, A300 B4-605R, A300 B4-620, A300 B4-622R, A300 F4-605R, A300 F4-622R, certificated in any category.
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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