AD 2007-26-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Thrush | Various | Airworthiness Directives; Thrush Aircraft, Inc. Model S2R Series Airplanes |
Unsafe Condition
Reports of cracks in the empennage of Thrush S2R series airplanes, which could cause the vertical stabilizer to lose structural integrity and lead to loss of control.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct repetitive visual inspections of the vertical and horizontal stabilizer attach fitting, attach fitting bolts, and the vertical fin aft spar for cracks or corrosion. Immediately replace the vertical and horizontal stabilizer attach fittings and attach fitting bolts if cracked or corroded parts are found. Inspect the vertical fin aft spar with repair or replacement if cracks or corrosion are found. Eventually replace the vertical and horizontal stabilizer attach fittings and attach fitting bolts if no corrosion or cracks are found as terminating action for the repetitive inspections.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours after the effective date of this AD.
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Affected Aircraft
Thrush Aircraft, Inc. Model S2R series airplanes with serial numbers 1416R through 5100R, R1340-001 through R1340-035, R1820-001 through R1820-036, T11-001 through T11-005, T15-001 through T15-044 and T27-001 through T27-044, 6000 through 6049, T34-001 through T34-279, T36-001 through T36-279, T41-001 through T41-279, T42-001 through T42-279, T34HG-101 through T34HG-107, T45-001 through T45-015, and T65-001 through T65- (serial range incomplete in source). Affected airplanes are equipped with metal empennage part numbers 40220 or 95400.
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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