Summary
The FAA is adopting a new airworthiness directive (AD) for all De Havilland Aircraft of Canada Limited Model DHC-8 airplanes. This AD was prompted by reports of cracked barrel nuts at the wing front spar and horizontal stabilizer to vertical stabilizer joint. This AD requires repetitive inspections for cracking and corrosion of the affected barrel nuts and applicable corrective actions. The FAA is issuing this AD to address the unsafe condition on these products.
Directive Details
AD Number
FAA-2025-2558
Document Number
2026-11217
Type
Rule
Publication Date
June 4, 2026
Effective Date
July 9, 2026
Affected Manufacturer
De Havilland Aircraft of Canada Limited (Type Certificate Previously Held by Bombardier, Inc.)
Criticality
routine
Emergency
No
Docket ID
Docket No. FAA-2025-2558
Official Documents
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