AD 65-07-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 707-100 Long Body | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-100B Long Body | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-100B Short Body | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-200 | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-300 Series | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-300B Series | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-300C Series | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-400 Series | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 720 Series | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 720B Series | BOEING Models 707 and 720 Series Aircraft |
Unsafe Condition
Fires in the cabin lower sidewall panels in the return air system
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install lower sidewall modifications including flame-resistant insulation, fire-stop air baffles, and metal grills in areas other than behind galleys and other equipment located flush against the cabin sidewall within 5,000 hours' time in service after March 20, 1964. Additionally, install similar modifications behind galleys and other equipment located flush against the cabin sidewall within 6,000 hours' time in service after March 20, 1964, following Boeing Service Bulletins or FAA-approved equivalents.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 5,000 hours' time in service after March 20, 1964 (for areas other than behind galleys) and within 6,000 hours' time in service after March 20, 1964 (for areas behind galleys)
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Models 707 and 720 Series Aircraft
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Return Air System
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_65-07-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 65-07-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: BOEING Models 707 and 720 Series Aircraft Subject: Return Air System Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 04/01/1965 Make: The Boeing Company Model: 707-100 Long Body | 707-100B Long Body | 707-100B Short Body | 707-200 | 707-300 Series | 707-300B S...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: 65-07-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-51 AD NUMBER: 65-07-01 SUBJECT HEADING: BOEING Models 707 and 720 Series Aircraft ACTION: SUMMARY: DATES: Effective April 1, 1965. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 65-07-01 BOEING: Amdt. 39-51 Part 39 Federal Register April 1, 1965. Applies to Models 707 and 720 Series Aircraft. Compliance required as indicated. To reduce the possibility of further fires in the cabin lower sidewall panels in the return air system, accomplish the following: (a) Within 5,000 hours' time in service after March 20, 1964, install lower sidewall modifications, including flame-resistant insulation, fire-stop air baffles, and metal grills, in areas other than behind galleys and other equipment located flush against the cabin sidewall, in accordance with Boeing Service Bulletins Nos. 1807(R-1), 1807(R-1)A, 1861, and 1868, as applicable, or an FAA-approved equivalent. (b) Within 6,000 hours' time in service after March 20, 1964, install lower sidewall modifications, including flame-resistant insulation, fire-stop air baffles, and metal grills, behind galleys and other equipment located flush against the cabin sidewall in accordance with Boeing Service Bulletins Nos. 1807(R-1), 1807(R-1)A, 1861, and 1868, as applicable, or an FAA- approved equivalent. This supersedes AD 64-04-01. This directive effective April 1, 1965. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_65-07-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 65-07-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: BOEING Models 707 and 720 Series Aircraft Subject: Return Air System Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 04/01/1965 Make: The Boeing Company Model: 707-100 Long Body | 707-100B Long Body | 707-100B Short Body | 707-200 | 707-300 Series | 707-300B S...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: 65-07-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-51 AD NUMBER: 65-07-01 SUBJECT HEADING: BOEING Models 707 and 720 Series Aircraft ACTION: SUMMARY: DATES: Effective April 1, 1965. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 65-07-01 BOEING: Amdt. 39-51 Part 39 Federal Register April 1, 1965. Applies to Models 707 and 720 Series Aircraft. Compliance required as indicated. To reduce the possibility of further fires in the cabin lower sidewall panels in the return air system, accomplish the following: (a) Within 5,000 hours' time in service after March 20, 1964, install lower sidewall modifications, including flame-resistant insulation, fire-stop air baffles, and metal grills, in areas other than behind galleys and other equipment located flush against the cabin sidewall, in accordance with Boeing Service Bulletins Nos. 1807(R-1), 1807(R-1)A, 1861, and 1868, as applicable, or an FAA-approved equivalent. (b) Within 6,000 hours' time in service after March 20, 1964, install lower sidewall modifications, including flame-resistant insulation, fire-stop air baffles, and metal grills, behind galleys and other equipment located flush against the cabin sidewall in accordance with Boeing Service Bulletins Nos. 1807(R-1), 1807(R-1)A, 1861, and 1868, as applicable, or an FAA- approved equivalent. This supersedes AD 64-04-01. This directive effective April 1, 1965. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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