AD 2025-17-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | Helicopters Model EC 130 B4 and EC 130 T2 | Airworthiness Directives; Airbus Helicopters |
Unsafe Condition
failure of the tension-torsion bar, which could result in loss of the TR anti-torque function and consequent loss of control of the helicopter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspecting the tension-torsion bar and, depending on the inspection results, replacing the part with a serviceable part. Prohibiting performing maintenance using certain maintenance manuals.
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Compliance Time
Within 4 work-hours for an estimated cost of $340 per helicopter and $36,720 for the U.S. fleet. If required, replacing a tension-torsion bar will take 4 work-hours and parts will cost $1,144 for an estimated cost of $1,484 per replacement.
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Affected Aircraft
Airbus Helicopters Model EC 130 B4 and EC 130 T2 helicopters, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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