AD 71-01-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | 177 | Airworthiness Directives; CESSNA Model 177 series and 177A series Airplanes |
| aircraft | Cessna Aircraft Company | 177A | Airworthiness Directives; CESSNA Model 177 series and 177A series Airplanes |
Unsafe Condition
Cracks in stabilator attachment angles P/N 1712108
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Required Actions
Within 25 hours' time in service after the effective date, remove the fuselage tail stinger and inspect the stabilator attachment angles using dye penetrant method or approved alternative. If no cracks found, install stiffener brackets P/N 1709019-3 and -4. If cracks detected, rework or replace the angles and install brackets before further flight.
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Compliance Time
Within 25 hours' time in service after the effective date of this AD
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Affected Aircraft
Cessna Model 177 series (Serial Numbers 17700001 through 17701164) and Model 177A series (Serial Numbers 17701165 through 17701370)
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Federal Register Abstract
Cracks In Stabilizer Attachment Angles
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_71-01-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 71-01-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; CESSNA Model 177 series and 177A series Airplanes Subject: Cracks In Stabilizer Attachment Angles Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 01/05/1971 Make: Cessna Aircraft Company Model: 177 | 177A Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: Updated RGL applicability to match AD applicability; CAR C-11-185 AIRWORTHINESS DIRECTIVES FINAL RULES: 71-01-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-1138 AD NUMBER: 71-01-03 SUBJECT HEADING: Airworthiness Directives; CESSNA Model 177 series and 177A series Airplanes ACTION: SUMMARY: DATES: Effective January 5, 1971. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 71-01-03 CESSNA: Amdt. 39-1138. Applies to Model 177 series (Serial Numbers 17700001 through 17701164) and Model 177A series (Serial Numbers 17701165 through 17701370) Airplanes. Compliance: Required as indicated, unless already accomplished. To prevent cracks in the stabilator attachment angles P/N 1712108, accomplish the following: A) Within 25 hours' time in service after the effective date of this AD, remove the fuselage tail stinger and inspect the stabilator attachment angles, P/N 1712108, for evidence of cracks using the dye penetrant method in conjunction with the procedure set forth in Cessna Service Kit, No. SK 177-11, dated December 8, 1970, or any other method approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region. If no cracks are found during this inspection, install stiffener brackets, P/N 1709019-3 and -4, in accordance with the instructions contained in said Service Kit. B) If cracks are detected during the inspection required by Paragraph A, prior to further flight, rework or replace the stabilator attachment angles, P/N 1712108, and then install stiffener brackets P/N 1709019-3 and -4 in accordance with the instructions contained in Cessna Service Kit SK 177-11, dated December 8, 1970, or any other method approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region. Cessna Service Letter SE70-32, dated December 18, 1970, or later FAA-approved revisions pertain to this subject. This amendment becomes effective January 5, 1971. FOOTER:
Document Text
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AD Final Rules - DRS_71-01-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 71-01-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; CESSNA Model 177 series and 177A series Airplanes Subject: Cracks In Stabilizer Attachment Angles Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 01/05/1971 Make: Cessna Aircraft Company Model: 177 | 177A Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: Updated RGL applicability to match AD applicability; CAR C-11-185 AIRWORTHINESS DIRECTIVES FINAL RULES: 71-01-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-1138 AD NUMBER: 71-01-03 SUBJECT HEADING: Airworthiness Directives; CESSNA Model 177 series and 177A series Airplanes ACTION: SUMMARY: DATES: Effective January 5, 1971. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 71-01-03 CESSNA: Amdt. 39-1138. Applies to Model 177 series (Serial Numbers 17700001 through 17701164) and Model 177A series (Serial Numbers 17701165 through 17701370) Airplanes. Compliance: Required as indicated, unless already accomplished. To prevent cracks in the stabilator attachment angles P/N 1712108, accomplish the following: A) Within 25 hours' time in service after the effective date of this AD, remove the fuselage tail stinger and inspect the stabilator attachment angles, P/N 1712108, for evidence of cracks using the dye penetrant method in conjunction with the procedure set forth in Cessna Service Kit, No. SK 177-11, dated December 8, 1970, or any other method approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region. If no cracks are found during this inspection, install stiffener brackets, P/N 1709019-3 and -4, in accordance with the instructions contained in said Service Kit. B) If cracks are detected during the inspection required by Paragraph A, prior to further flight, rework or replace the stabilator attachment angles, P/N 1712108, and then install stiffener brackets P/N 1709019-3 and -4 in accordance with the instructions contained in Cessna Service Kit SK 177-11, dated December 8, 1970, or any other method approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region. Cessna Service Letter SE70-32, dated December 18, 1970, or later FAA-approved revisions pertain to this subject. This amendment becomes effective January 5, 1971. FOOTER:
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Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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