AD Amdt-39-9951

final rule
Data completeness: 70%

Airworthiness Directives; Lockheed Model 382 Series Airplanes

AD Number
Amdt-39-9951
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 96-NM-35-AD
FR Citation
62 FR 9075

Applicability

TypeManufacturerModelDetails
aircraft Lockheed 382 Airworthiness Directives; Lockheed Model 382 Series Airplanes

Unsafe Condition

Failure of the propeller governor valve housing on outboard engines could lead to inadequate thrust decay characteristics during critical engine failure in takeoff.

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

Required Actions

Revise the Airplane Flight Manual to incorporate revised performance data for takeoff operations and install specified valve housings for the propeller governor on outboard engines. Update references to a certain replacement part number for the valve housing.

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

Affected Aircraft

Lockheed Model 382 series airplanes, excluding certain removed airplanes as specified in the amendment.

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

Source: Official FAA Source ↗

Retrieved: Apr 6, 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 Lockheed 382

Related Airworthiness Directives

2011-15-02 Recurring

final rule

Airworthiness Directives; Lockheed Martin Corporation/Lockheed Martin Aeronautics Company Model 382, 382B, 382E, 382F, and 382G Airplanes

Unsafe Condition: could result in a fuel tank explosion and consequent loss of the airplane.

Effective: Aug 19, 2011 Category: aircraft

2011-09-04 Recurring

final rule

Airworthiness Directives; Lockheed Martin Corporation/Lockheed Martin Aeronautics Company Model 382, 382B, 382E, 382F, and 382G Airplanes

Unsafe Condition: could result in the structural failure of the wings.

Effective: Jun 22, 2011 Category: aircraft

2011-09-03 Recurring

final rule

Airworthiness Directives; Lockheed Martin Corporation/Lockheed Martin Aeronautics Company Model 382, 382B, 382E, 382F, and 382G Airplanes

Unsafe Condition: which could grow large and lead to the failure of the fitting and a catastrophic failure of the center wing.

Effective: May 26, 2011 Category: aircraft

2009-11-03

final rule

Airworthiness Directives; Lockheed Model 382, 382B, 382E, 382F, and 382G Series Airplanes

Unsafe Condition: could result in reduced structural integrity of the affected part and consequent detachment of the wing or engine from the airplane.

Effective: Jun 4, 2009 Category: engine

View all Lockheed ADs →