AD 2011-21-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; Sicma Aero Seat Passenger Seat Assemblies Installed on Various Transport Category Airplanes |
Unsafe Condition
Cracks have been found on seats with backrest links P/N 90-000200-104-1 and 90-000200-104-2. These cracks can significantly affect the structural integrity of seat backrests.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect backrest links for cracking. Replace cracked links with new, improved links. Eventually replace all links with new, improved links.
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Compliance Time
Within 50 flight hours after the effective date of this AD.
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Affected Aircraft
Sicma Aero Seat 88xx, 89xx, 90xx, 91xx, 92xx, 93xx, 95xx, and 96xx series passenger seat assemblies with backrest links P/N 90-000200-104-1 and 90-000200-104-2, installed on various transport category airplanes listed in Table 1 of the AD.
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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