AD 2025-09-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | Helicopters Model AS350B | Airworthiness Directives; Airbus Helicopters |
| aircraft | Aviat | Various | Airworthiness Directives; Airbus Helicopters |
Unsafe Condition
The insufficient upper rail roller locking mechanism of the sliding door, which could lead to the sliding door detaching from the helicopter during flight, and subsequent damage to the helicopter and injury to persons on the ground.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modifying certain upper rail rollers, installing a label on each sliding door, and prohibiting installing affected upper rail rollers or a door having an affected upper rail roller.
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Compliance Time
Within 8 work-hours and parts cost $2,668 for an estimated cost of up to $3,348 per helicopter and $3,254,256 for the U.S. fleet.
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Affected Aircraft
Airbus Helicopters Model AS350B, AS350BA, AS350B1, AS350B2, AS350B3, AS350D, AS355E, AS355F, AS355F1, AS355F2, AS355N, and AS355NP helicopters.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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