AD 60-10-07

final rule
Data completeness: 60%

MARTIN Models 202, 202A and 404 Airplanes

AD Number
60-10-07
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Martin-Marietta Corporation 202 MARTIN Models 202, 202A and 404 Airplanes
aircraft Martin-Marietta Corporation 202A MARTIN Models 202, 202A and 404 Airplanes
aircraft Martin-Marietta Corporation 404 MARTIN Models 202, 202A and 404 Airplanes

Unsafe Condition

Fatigue failures have occurred on the upper nose gear torque arm, P/N 511653, approximately 3 inches aft of the safety pin, P/N AN 416-1.

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

Required Actions

Rework torque arms P/N 511650 and 511653 by increasing the 0.125-inch radius to 0.25 inch. Visually inspect for cracks using a 10-power magnifying glass or equivalent, and reinspect with dye penetrant if cracks are found. Replace cracked torque arms before further flight. Inspect and replace safety pins P/N AN 416-1 with less than 1/4-inch overhang. Repeat inspections for cracks and nicks every 320 hours' time in service, and inspect safety pins at each installation.

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

Compliance Time

prior to June 1, 1960

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

Affected Aircraft

Martin-Marietta Corporation Models 202, 202A, and 404 airplanes

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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