AD 75-26-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus Helicopters | SA.315B Alouette III | Airworthiness Directives; Societe Nationale Industrielle Aerospatiale, (S.N.I.A.S., formerly Sud Aviation) Models SA-315B, SE-3160, SA-316B, SA-316C, and SA-319B Helicopter |
| aircraft | Airbus Helicopters | SA.316B Alouette III | Airworthiness Directives; Societe Nationale Industrielle Aerospatiale, (S.N.I.A.S., formerly Sud Aviation) Models SA-315B, SE-3160, SA-316B, SA-316C, and SA-319B Helicopter |
| aircraft | Airbus Helicopters | SA.316C Alouette III | Airworthiness Directives; Societe Nationale Industrielle Aerospatiale, (S.N.I.A.S., formerly Sud Aviation) Models SA-315B, SE-3160, SA-316B, SA-316C, and SA-319B Helicopter |
| aircraft | Airbus Helicopters | SA.319B Alouette III | Airworthiness Directives; Societe Nationale Industrielle Aerospatiale, (S.N.I.A.S., formerly Sud Aviation) Models SA-315B, SE-3160, SA-316B, SA-316C, and SA-319B Helicopter |
| aircraft | Airbus Helicopters | SE.3160 Alouette III | Airworthiness Directives; Societe Nationale Industrielle Aerospatiale, (S.N.I.A.S., formerly Sud Aviation) Models SA-315B, SE-3160, SA-316B, SA-316C, and SA-319B Helicopter |
Unsafe Condition
Failure of the fixed levers of the main rotor head hydraulic drag dampers due to cracks in the area of the eccentric attachment hole.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Daily visual inspections for cracks in the fixed levers until paragraph (c) is completed. Replace any cracked levers before flight. Within 100 hours after the effective date, remove, inspect, rectify, and reinstall the dampers per specified service bulletins.
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Compliance Time
Within the next 100 hours' time in service after the effective date of this AD
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Affected Aircraft
Societe Nationale Industrielle Aerospatiale models SA-315B, SE-3160, SA-316B, SA-316C, and SA-319B helicopters with main rotor heads P/N's 3160S.12.10.000.11 through .14, P/N's 3160S.12.20.000.4 through .7, modified per Modification No. S296-AM 1108 or Service Bulletin No. 65-52, or P/N's 3160S.12.20.000.1 through .3 modified per Modification No. S296-AM 1108 or Service Bulletin No. 65-52.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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