AD 2011-23-09

final rule
Data completeness: 70%

Airworthiness Directives; Bombardier, Inc. Airplanes

AD Number
2011-23-09
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2011-0031
FR Citation
76 FR 68306

Applicability

TypeManufacturerModelDetails
aircraft Bombardier Various Airworthiness Directives; Bombardier, Inc. Airplanes
aircraft Aviat Various Airworthiness Directives; Bombardier, Inc. Airplanes

Unsafe Condition

Failure of the MLG piston axle, P/N 49203-3 or 49203-5, resulting from fretting between the inboard axle sleeve and axle thrust face, damage to the protective coating, and consequent stress corrosion.

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

Required Actions

Inspect the MLG piston axles, P/N 49203-3 and 49203-5, for damage and corrosion of the protective coating. Repair as necessary. Repeat inspections as required.

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

Compliance Time

Within 12 months of the effective date.

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

Affected Aircraft

Bombardier, Inc. Model CL-600-2C10 (Regional Jet Series 700, 701, & 702), CL-600-2D15 (Regional Jet Series 705), and CL-600-2D24 (Regional Jet Series 900) airplanes.

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

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