AD 66-08-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 727-100 Series | BOEING Model 727 Airplanes |
| aircraft | The Boeing Company | 727-100C Series | BOEING Model 727 Airplanes |
| aircraft | The Boeing Company | 727-200 Series | BOEING Model 727 Airplanes |
| aircraft | The Boeing Company | 727-200F Series | BOEING Model 727 Airplanes |
| aircraft | The Boeing Company | 727 Series | BOEING Model 727 Airplanes |
| aircraft | The Boeing Company | 727C Series | BOEING Model 727 Airplanes |
Unsafe Condition
Disengagement of the flap drive and the outboard aileron lockout due to flap drive coupling sleeve, P/N 33513-1, not rolled 180 degrees forming a lip.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 125 hours' time in service after March 23, 1966, visually inspect flap drive coupling sleeve P/N 69-33513-1 to ensure the end opposite the flange is rolled 180 degrees. Replace sleeves not meeting this requirement before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 125 hours' time in service after the effective date of this AD (March 23, 1966) for inspection; before further flight for replacement
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 727 Airplanes delivered July 2, 1965, through January 20, 1966, and airplanes with replaced flap drive coupling sleeve P/N 33513-1.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Flap Drive Coupling Sleeve
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_66-08-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 66-08-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: BOEING Model 727 Airplanes Subject: Flap Drive Coupling Sleeve Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 03/23/1966 Make: The Boeing Company Model: 727-100 Series | 727-100C Series | 727-200 Series | 727-200F Series | 727 Series | 727C Series Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 66-08-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-216 AD NUMBER: 66-08-02 SUBJECT HEADING: BOEING Model 727 Airplanes ACTION: SUMMARY: DATES: Effective March 23, 1966. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 66-08-02 BOEING: Amdt. 39-216 Part 39 Federal Register March 23, 1966. Applies to Model 727 Airplanes Delivered July 2, 1965, through January 20, 1966, and Airplanes that Have Had Flap Drive Coupling Sleeve, P/N 33513-1, Replaced. Compliance required as indicated, unless already accomplished. To prevent disengagement of the flap drive and the outboard aileron lockout, accomplish the following: (a) Within the next 125 hours' time in service after the effective date of this AD, visually inspect flap drive coupling sleeve, P/N 69-33513-1, to ensure that the end of the coupling sleeve, opposite the flange end, is rolled 180 degrees, forming a lip. (b) Replace sleeves having ends not rolled 180 degrees before further flight. (Boeing telegram to Boeing operators, dated January 20, 1966, pertains to this subject.) This directive effective March 23, 1966. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_66-08-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 66-08-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: BOEING Model 727 Airplanes Subject: Flap Drive Coupling Sleeve Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 03/23/1966 Make: The Boeing Company Model: 727-100 Series | 727-100C Series | 727-200 Series | 727-200F Series | 727 Series | 727C Series 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: 66-08-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-216 AD NUMBER: 66-08-02 SUBJECT HEADING: BOEING Model 727 Airplanes ACTION: SUMMARY: DATES: Effective March 23, 1966. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 66-08-02 BOEING: Amdt. 39-216 Part 39 Federal Register March 23, 1966. Applies to Model 727 Airplanes Delivered July 2, 1965, through January 20, 1966, and Airplanes that Have Had Flap Drive Coupling Sleeve, P/N 33513-1, Replaced. Compliance required as indicated, unless already accomplished. To prevent disengagement of the flap drive and the outboard aileron lockout, accomplish the following: (a) Within the next 125 hours' time in service after the effective date of this AD, visually inspect flap drive coupling sleeve, P/N 69-33513-1, to ensure that the end of the coupling sleeve, opposite the flange end, is rolled 180 degrees, forming a lip. (b) Replace sleeves having ends not rolled 180 degrees before further flight. (Boeing telegram to Boeing operators, dated January 20, 1966, pertains to this subject.) This directive effective March 23, 1966. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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