AD 2005-18-21

final rule
Data completeness: 70%

Airworthiness Directives; Raytheon Aircraft Company Models 1900, 1900C, 1900C (C-12J), and 1900D Airplanes

AD Number
2005-18-21
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2005-22332
FR Citation
70 FR 53910

Applicability

TypeManufacturerModelDetails
aircraft Raytheon Aircraft Company Models 1900 Airworthiness Directives; Raytheon Aircraft Company Models 1900, 1900C, 1900C (C-12J), and 1900D Airplanes

Unsafe Condition

The hinge support bracket that attaches the elevator to the horizontal stabilizer was loose and had loose and missing rivets. The elevator counterweight horn showed evidence of rubbing against the horizontal stabilizer, indicating possible incorrect clearance.

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

Required Actions

Inspect all elevator hinge support attachments on both left and right elevators for loose and missing rivets. Replace rivets if loose or missing rivets are found. Inspect the elevator hinge joints for looseness and clearance of each elevator to its stabilizer. Correct looseness and/or clearance if incorrect. Report results of the required inspections.

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

Compliance Time

Before further flight

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

Affected Aircraft

Raytheon Aircraft Company Models 1900, 1900C, 1900C (C-12J), and 1900D airplanes with serial numbers UA-3, UB-1 through UB-74, UC-1 through UC-174, UD-1 through UD-6, and UE-1 through UE-439.

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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