AD 80-19-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 747-100 Series | BOEING Model 747 Series Airplanes |
| aircraft | The Boeing Company | 747-100B Series | BOEING Model 747 Series Airplanes |
| aircraft | The Boeing Company | 747-100B SUD Series | BOEING Model 747 Series Airplanes |
| aircraft | The Boeing Company | 747-200B Series | BOEING Model 747 Series Airplanes |
| aircraft | The Boeing Company | 747-200C Series | BOEING Model 747 Series Airplanes |
| aircraft | The Boeing Company | 747-200F Series | BOEING Model 747 Series Airplanes |
| aircraft | The Boeing Company | 747-300 Series | BOEING Model 747 Series Airplanes |
| aircraft | The Boeing Company | 747-400 Series | BOEING Model 747 Series Airplanes |
| aircraft | The Boeing Company | 747-400D Series | BOEING Model 747 Series Airplanes |
| aircraft | The Boeing Company | 747-400F Series | BOEING Model 747 Series Airplanes |
| aircraft | The Boeing Company | 747SP Series | BOEING Model 747 Series Airplanes |
| aircraft | The Boeing Company | 747SR Series | BOEING Model 747 Series Airplanes |
Unsafe Condition
Failure of the leading edge flap systems could result in loss of airplane control.
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Required Actions
Modify the leading edge flap systems in accordance with Boeing Service Bulletin No. 747-27-2204 or a later FAA-approved service bulletin, or in a manner approved by the Chief, Engineering and Manufacturing Branch, Northwest Region.
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Compliance Time
Within the next 24 months from the effective date of this AD
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Affected Aircraft
All Model 747 series airplanes, unless already accomplished
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Federal Register Abstract
Leading Edge Flap Systems
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_80-19-05.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 80-19-05 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: BOEING Model 747 Series Airplanes Subject: Leading Edge Flap Systems Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 10/09/1980 Make: The Boeing Company Model: 747-100 Series | 747-100B Series | 747-100B SUD Series | 747-200B Series | 747-200C Series | 747-200...Show more Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 80-19-05 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-3906 AD NUMBER: 80-19-05 SUBJECT HEADING: BOEING Model 747 Series Airplanes ACTION: SUMMARY: DATES: Effective October 9, 1980. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 80-19-05 BOEING: Amendment 39-3906. Applies to all Model 747 series airplanes, unless already accomplished: Within the next 24 months from the effective date of this AD, modify the leading edge flap systems in accordance with Boeing Service Bulletin No. 747-27-2204, dated April 25, 1980, or a later FAA-approved service bulletin, or in a manner approved by the Chief, Engineering and Manufacturing Branch, Northwest Region. The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). All persons affected by this directive who have not already received these documents from the manufacturer may obtain copies upon request to Boeing Commercial Airplane Company, P.O. Box 3707, Seattle, Washington 98124. These documents may also be examined at FAA, Northwest Region, 9010 East Marginal Way South, Seattle, Washington 98108. This amendment becomes effective October 9, 1980. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_80-19-05.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 80-19-05 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: BOEING Model 747 Series Airplanes Subject: Leading Edge Flap Systems Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 10/09/1980 Make: The Boeing Company Model: 747-100 Series | 747-100B Series | 747-100B SUD Series | 747-200B Series | 747-200C Series | 747-200...Show more Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 80-19-05 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-3906 AD NUMBER: 80-19-05 SUBJECT HEADING: BOEING Model 747 Series Airplanes ACTION: SUMMARY: DATES: Effective October 9, 1980. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 80-19-05 BOEING: Amendment 39-3906. Applies to all Model 747 series airplanes, unless already accomplished: Within the next 24 months from the effective date of this AD, modify the leading edge flap systems in accordance with Boeing Service Bulletin No. 747-27-2204, dated April 25, 1980, or a later FAA-approved service bulletin, or in a manner approved by the Chief, Engineering and Manufacturing Branch, Northwest Region. The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). All persons affected by this directive who have not already received these documents from the manufacturer may obtain copies upon request to Boeing Commercial Airplane Company, P.O. Box 3707, Seattle, Washington 98124. These documents may also be examined at FAA, Northwest Region, 9010 East Marginal Way South, Seattle, Washington 98108. This amendment becomes effective October 9, 1980. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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