AD 2000-01-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Eurocopter | Deutschland GMBH Model MBB- BK 117 | Airworthiness Directives; Eurocopter Deutschland GMBH Model MBB- BK 117 Helicopters |
Unsafe Condition
Fatigue failure of the tension-torsion (TT) strap, leading to main rotor blade separation and potential loss of control.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect and determine the age and number of flights on the TT strap. Remove any unairworthy TT straps as necessary. Create a component log card or equivalent record.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Eurocopter Deutschland GMBH Model MBB-BK 117 helicopters.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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