AD 95-18-11

final rule
Data completeness: 70%

Airworthiness Directives; de Havilland DHC-6 Series Airplanes

AD Number
95-18-11
Status
final_rule
Effective Date
Product Category
aircraft
Docket
91-CE-21-AD
FR Citation
Federal Register: September 14, 1995 (Volume 60, Number 178)

Applicability

TypeManufacturerModelDetails
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.

AI-generated summary from the source AD text. Verify against the official source before acting.

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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