AD 46-46-01

final rule
Data completeness: 60%

Airworthiness Directives; ERCO Model 415-C, -CD and -D Aircraft

AD Number
46-46-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Univair Aircraft Corporation 415-C Airworthiness Directives; ERCO Model 415-C, -CD and -D Aircraft
aircraft Univair Aircraft Corporation 415-CD Airworthiness Directives; ERCO Model 415-C, -CD and -D Aircraft
aircraft Univair Aircraft Corporation 415-D Airworthiness Directives; ERCO Model 415-C, -CD and -D Aircraft

Unsafe Condition

The fuselage gas tank overflow line and imperial brass compression sleeve No. 60F may fail due to corrosion or improper installation, leading to fuel leakage and potential fire hazard.

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

Required Actions

Install a new fuselage gas tank overflow line (Erco P/N 415-48162) and replace the imperial brass compression sleeve No. 60F with a rubber washer No. A549 from Kohler Co. of A-64-3 or Hayes Industries, Inc.

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

Compliance Time

prior to January 1, 1947

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

Affected Aircraft

ERCO Model 415-C, -CD, and -D aircraft with serial numbers 2623 to 2994, 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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