AD 95-18-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Viking Air Limited | DHC-6-1 | Airworthiness Directives; de Havilland DHC-6 Series Airplanes |
| aircraft | Viking Air Limited | DHC-6-100 | Airworthiness Directives; de Havilland DHC-6 Series Airplanes |
| aircraft | Viking Air Limited | DHC-6-200 | Airworthiness Directives; de Havilland DHC-6 Series Airplanes |
| aircraft | Viking Air Limited | DHC-6-300 | Airworthiness Directives; de Havilland DHC-6 Series Airplanes |
Unsafe Condition
Cracking of the top flange of the wing spar attachment caps, which could result in loss of control of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install Modification No. 6/1301 (wing rear spar support) as terminating action for repetitive inspections, and inspect and replace cracked parts as specified in Service Bulletin No. 6/295, Revision D.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight or within the compliance time specified in the referenced service bulletin.
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Affected Aircraft
Viking Air Limited DHC-6-1, DHC-6-100, DHC-6-200, DHC-6-300 airplanes without Modification No. 6/1301 incorporated.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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