AD 2008-14-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; Agusta S.p.A. Model AB 139 and AW 139 Helicopters |
Unsafe Condition
The Agusta AB 139's and AW 139's Fuselage Frame 5700 middle section is prone to fatigue damage, which can lead to cracks and structural failure.
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Required Actions
Inspect the fuselage frame 5700 middle section within the next 10 hours time-in-service (TIS) or upon accumulating 100 hours TIS since new, whichever occurs later. Repeat the inspection at intervals not exceeding 100 hours TIS. If a crack is found, repair it before further flight in accordance with an FAA-approved procedure.
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Compliance Time
Within 10 hours time-in-service (TIS) or upon accumulating 100 hours TIS since new, whichever occurs later.
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Affected Aircraft
Agusta S.p.A. Model AB 139 and AW 139 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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