AD 98-11-03 R1
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 727-100 Series | (Correction) Airworthiness Directives; Boeing Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727-100C Series | (Correction) Airworthiness Directives; Boeing Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727-200 Series | (Correction) Airworthiness Directives; Boeing Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727-200F Series | (Correction) Airworthiness Directives; Boeing Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727 Series | (Correction) Airworthiness Directives; Boeing Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727C Series | (Correction) Airworthiness Directives; Boeing Model 727 Series Airplanes |
Unsafe Condition
Cracks in structure identified in Boeing Document No. D6-48040-1, Revision H, could reduce structural integrity if not detected and repaired through required inspections.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Revise FAA-approved maintenance or inspection programs to include inspections providing no less than required damage tolerance rating for each Structural Significant Item (SSI). Assess damage tolerance characteristics of SSIs affected by STCs and revise programs if existing inspections are ineffective. Perform inspections prior to specified flight cycle thresholds or within 3,000 flight cycles after 12 months from AD effective date.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 12 months after the effective date of this AD, or prior to reaching specified flight cycle thresholds (46,000 or 55,000 total flight cycles, depending on model), whichever occurs later.
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Affected Aircraft
All Boeing Model 727 series airplanes certificated in any category, including 727-100, 727-100C, 727-200, and 727-200F series.
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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