AD 77-14-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus Helicopters | SA.316B Alouette III | Airworthiness Directives; Societe Nationale Industrielle Aerospatiale (formerly SUD AVIATION) Model Alouette III SE 3160 and SA 316B Helicopters |
| aircraft | Airbus Helicopters | SE.3160 Alouette III | Airworthiness Directives; Societe Nationale Industrielle Aerospatiale (formerly SUD AVIATION) Model Alouette III SE 3160 and SA 316B Helicopters |
Unsafe Condition
Possible binding of the tail rotor directional control due to the Houdaille type AV4S2 hydraulic damper.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the Houdaille type AV4S2 hydraulic damper with type AV4S3, or modify the AV4S2 damper by incorporating Houdaille Kit 10.338, or use an equivalent approved by the FAA.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 100 hours' time in service after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Societe Nationale Industrielle Aerospatiale (formerly SUD AVIATION) Model Alouette III SE 3160 and SA 316B Helicopters, certificated in all categories.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Tail Rotor Directional Control
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_77-14-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 77-14-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Societe Nationale Industrielle Aerospatiale (formerly SUD AVIATION) Model ...Show more Subject: Tail Rotor Directional Control Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 08/01/1977 Make: Airbus Helicopters Model: SA.316B Alouette III | SE.3160 Alouette III Product Type: Aircraft Product Subtype: Rotorcraft Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 77-14-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2951 AD NUMBER: 77-14-03 SUBJECT HEADING: Airworthiness Directives; Societe Nationale Industrielle Aerospatiale (formerly SUD AVIATION) Model Alouette III SE 3160 and SA 316B Helicopters ACTION: SUMMARY: DATES: Effective August 1, 1977. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 77-14-03 SOCIETE NATIONAL INDUSTRIELLE AEROSPATIALE (formerly SUD AVIATION): Amendment 39-295l. Applies to Alouette III Helicopter Model SE 3160 and SA 316B, certificated in all categories. Compliance is required within the next 100 hours' time in service after the effective date of this AD, unless already accomplished in accordance with Alouette Service Bulletin No. 05.38, as revised June 14, 1971. To prevent possible binding of the tail rotor directional control, either replace the Houdaille type AV4S2 hydraulic damper with type AV4S3, or modify the type AV4S2 hydraulic damper by incorporating Houdaille Kit 10.338, in accordance with subparagraph 1C(2)(b) of Alouette Service Bulletin 05.38 as revised June 14, 1971, or equivalent approved by the Chief, Aircraft Certification Staff, FAA, Europe, Africa, and Middle East Region, c/o American Embassy, A.P.O. New York, N.Y. 09667. This amendment becomes effective August 1, 1977. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_77-14-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 77-14-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Societe Nationale Industrielle Aerospatiale (formerly SUD AVIATION) Model ...Show more Subject: Tail Rotor Directional Control Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 08/01/1977 Make: Airbus Helicopters Model: SA.316B Alouette III | SE.3160 Alouette III Product Type: Aircraft Product Subtype: Rotorcraft Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 77-14-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2951 AD NUMBER: 77-14-03 SUBJECT HEADING: Airworthiness Directives; Societe Nationale Industrielle Aerospatiale (formerly SUD AVIATION) Model Alouette III SE 3160 and SA 316B Helicopters ACTION: SUMMARY: DATES: Effective August 1, 1977. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 77-14-03 SOCIETE NATIONAL INDUSTRIELLE AEROSPATIALE (formerly SUD AVIATION): Amendment 39-295l. Applies to Alouette III Helicopter Model SE 3160 and SA 316B, certificated in all categories. Compliance is required within the next 100 hours' time in service after the effective date of this AD, unless already accomplished in accordance with Alouette Service Bulletin No. 05.38, as revised June 14, 1971. To prevent possible binding of the tail rotor directional control, either replace the Houdaille type AV4S2 hydraulic damper with type AV4S3, or modify the type AV4S2 hydraulic damper by incorporating Houdaille Kit 10.338, in accordance with subparagraph 1C(2)(b) of Alouette Service Bulletin 05.38 as revised June 14, 1971, or equivalent approved by the Chief, Aircraft Certification Staff, FAA, Europe, Africa, and Middle East Region, c/o American Embassy, A.P.O. New York, N.Y. 09667. This amendment becomes effective August 1, 1977. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.