AD 86-16-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier Inc. | CL-44D4 | Airworthiness, Directives; CANADAIR Models CL-44D4 and CL-44J Airplanes |
| aircraft | Bombardier Inc. | CL-44J | Airworthiness, Directives; CANADAIR Models CL-44D4 and CL-44J Airplanes |
Unsafe Condition
Failure of the aft attachment lugs on the main landing gear upper forging, P/N 44-87573-2.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove specified parts from both main landing gear legs, inspect the bore of the upper and lower jack attachment lugs for cracks using fluorescent penetrant procedures, and replace cracked parts with serviceable parts of the same part number before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 30 days after the effective date of this Airworthiness Directive (AD), and at intervals thereafter not to exceed 2000 hours time-in-service or one year, whichever occurs first.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bombardier Inc. CL-44D4 and CL-44J airplanes certificated in any category.
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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