AD 2013-05-22
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; Agusta S.p.A. Helicopters |
Unsafe Condition
Failure of the tail rotor pitch control link assembly, part number 109-0130-05-117, which could result in loss of control of the helicopter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the link assembly for freedom of movement. If rotation resistance or binding is found, replace it with an airworthy link assembly marked with a 'T' after the serial number. If no resistance is found, inspect the torsion value force of the ball bearing rotation within 5 hours time-in-service. Replace the link assembly if the torsion value force exceeds 7.30 N. Inspect the stem of the link assembly for cracks and replace it if a crack is found.
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Compliance Time
Before further flight
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Affected Aircraft
Agusta S.p.A. Model A109, A109A, A109A II, A109C, A109K2, A109E, A109S, and A119 helicopters, with tail rotor pitch control link assembly part number 109-0130-05-117, with less than 100 hours time-in-service, and with serial numbers prefixed 'MO' and ranging from 001 to 773, without the letter 'T' suffix after the serial number.
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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