AD 77-15-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Filotechnica Salmoiraghi | Airspeed Indicators | Airworthiness Directives; FILOTECNICA SALMOIRAGHI (AERITALIA S.p.A.): Applies To Airspeed Indicators, Serial Numbers 3800 and Below |
Unsafe Condition
Possibility of erroneous airspeed indications due to improper calibration of airspeed indicators.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect airspeed indicators for proper calibration ensuring differential pressure values and tolerances conform to SAE AS-391B Tables I and II. Scrap indicators found not properly calibrated.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 25 hours time in service after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
FILOTECNICA SALMOIRAGHI (AERITALIA S.p.A.) Airspeed Indicators, serial numbers 3800 and below, with specified part numbers.
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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