AD 53-23-02

final rule
Data completeness: 60%

Airworthiness Directives; de Havilland Model DHC-2 (Beaver) Aircraft

AD Number
53-23-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Viking Air Limited DHC-2 Mk.I Airworthiness Directives; de Havilland Model DHC-2 (Beaver) Aircraft
aircraft Viking Air Limited DHC-2 Mk.II Airworthiness Directives; de Havilland Model DHC-2 (Beaver) Aircraft
aircraft Viking Air Limited DHC-2 Mk.III Airworthiness Directives; de Havilland Model DHC-2 (Beaver) Aircraft

Unsafe Condition

Spilled fuel during tank filling can seep between the fuel tank filler neck recess box (C2-FS-1005ND) and outer skin (C2-S-829ND), allowing gasoline fumes to accumulate in tank bays beneath the floor and create a fire hazard.

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

Required Actions

Inspect the seal between the filler neck recess box and outer skin. If the seal is unsatisfactory, fill the gap with Goodyear Plyabond, Minneapolis Mining EC776, or equivalent metal sealing compounds. Install a 'No Smoking' placard in the cabin until resealing is completed.

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

Compliance Time

not later than December 15, 1953

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

Affected Aircraft

de Havilland Model DHC-2 (Beaver) Aircraft, Serial Numbers 164 to 407 Inclusive

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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