AD 89-22-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 737-100 Series | Airworthiness Directives; BOEING Model 737-100, -200, and -200C Series Airplanes |
| aircraft | The Boeing Company | 737-200 Series | Airworthiness Directives; BOEING Model 737-100, -200, and -200C Series Airplanes |
| aircraft | The Boeing Company | 737-200C Series | Airworthiness Directives; BOEING Model 737-100, -200, and -200C Series Airplanes |
Unsafe Condition
Cracking of the fuselage Stringer 14 lap joint at Body Station 727 and aft therefrom for a distance of 60 inches, which could lead to rapid decompression and inability of the fuselage to support flight loads.
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Required Actions
Perform a one-time external close detailed visual inspection for cracking of fuselage Stringer 14 lap joint within 10 days after the effective date. Conduct internal detailed visual and high frequency eddy current inspections within 30 days. Repair cracks prior to further flight per Boeing Alert Service Bulletin 737-53A1135. Submit a report within 15 days of inspections if cracking was detected.
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Compliance Time
Within 10 days after the effective date of this AD for the external inspection, within 30 days for the internal inspections, and repair prior to further flight if cracks are found.
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Affected Aircraft
BOEING Model 737-100, -200, and -200C series airplanes, line number 1 to 920, with more than 40,000 total landings.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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