AD 2019-07-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc., Airplanes |
Unsafe Condition
certain split ball bearings used in main landing gear (MLG) side brace actuator assemblies are manufactured from material that does not meet the required material properties, which could result in potentially asymmetric MLG extension or retraction and consequent collapse of the MLG during landing.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
an inspection of the left and right MLG side brace actuator assemblies and, if necessary, replacement of the split ball bearings.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 48 months or at the next maintenance check, whichever comes first, depending on the total number of flight cycles accumulated on an airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bombardier, Inc., Model BD-100-1A10 airplanes, with MLG side brace actuator assembly part number 40310-103, and 217 MLG side brace actuator assembly serial numbers affected by Bombardier Service Bulletin 350-32-006, dated December 18, 2017.
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.