AD 47-11-01

final rule
Data completeness: 60%

Airworthiness Directives; Navion Serial Numbers NAV-4-2 to NAV-4-550, Inclusive

AD Number
47-11-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Sierra Hotel Aero, Inc. Navion (Army L-17A) Airworthiness Directives; Navion Serial Numbers NAV-4-2 to NAV-4-550, Inclusive

Unsafe Condition

The existing rudder-nose gear steering bellcrank, part number 145-34175, may fail due to inadequate design or material, leading to loss of steering control.

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

Required Actions

Remove the existing rudder-nose gear steering bellcrank part number 145-34175 and replace it with a new part of the same number provided by North American, which must be identified by a yellow dot and the stamp (SPL).

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

Compliance Time

To be accomplished immediately.

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

Affected Aircraft

Sierra Hotel Aero, Inc. Navion (Army L-17A) serial numbers NAV-4-2 to NAV-4-550, 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

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.

View Official Source ↗ Find More ADs for Sierra Hotel Aero, Inc. Navion (Army L-17A)

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