AD 2001-25-52
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Schweizer | Various | Airworthiness Directives; Schweizer Aircraft Corporation Model 269A, 269A-1, 269B, 269C, and TH-55A Helicopters |
Unsafe Condition
Failure of a strut clevis lug on a tailboom center frame aft cluster fitting, leading to rotation of the tailboom into the main rotor blades and subsequent loss of control.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect and replace, if necessary, each strut clevis lug on each tailboom center frame aft cluster fitting, certain strut assemblies, certain tailboom attachments, and certain frame aft cluster fittings. Modify or replace each strut assembly within a specified time period and serialize certain strut assemblies.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within a specified time period (not detailed in the provided text).
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Schweizer Aircraft Corporation Model 269A, 269A-1, 269B, 269C, and TH-55A 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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