AD 98-04-41
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 737-200 Series | Airworthiness Directives; Boeing Model 737-200 and -300 Series Airplanes |
| aircraft | The Boeing Company | 737-300 Series | Airworthiness Directives; Boeing Model 737-200 and -300 Series Airplanes |
Unsafe Condition
Cracking in the hinge and lift actuator box area of the main deck cargo door and upper jamb of the fuselage, which could result in reduced structural integrity of the main cargo door and/or fuselage, and consequent loss or opening of the main deck cargo door while the airplane is in flight, or reduced controllability of the airplane.
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Required Actions
Perform a detailed visual inspection within 10 days after the effective date and every 600 flight cycles thereafter. Replace any cracked part with a new part of the same part number or repair using an FAA-approved method before further flight.
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Compliance Time
Within 10 days after the effective date of this AD, and thereafter at intervals not to exceed 600 flight cycles
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Affected Aircraft
Boeing Model 737-200 and -300 series airplanes equipped with a main deck cargo door installed in accordance with Supplemental Type Certificate SA2969SO
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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