AD 2011-16-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Sikorsky | S-92A | Airworthiness Directives; Sikorsky Aircraft Corporation (Sikorsky) Model S-92A Helicopters |
Unsafe Condition
Actuators manufactured with down-lock keys that do not meet the specified minimum hardness requirements, which could lead to a landing gear collapse following a roll-on landing that exceeds 50 knots groundspeed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Insert temporary revisions into the Limitations section of the Rotorcraft Flight Manual (RFM) limiting the maximum rolling groundspeed for a normal landing or takeoff to 50 knots. Replace the affected actuator with a modified actuator before further flight or towing operation if the landing exceeds 50 knots groundspeed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight or towing operation if the landing exceeds 50 knots groundspeed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Sikorsky Aircraft Corporation Model S-92A helicopters with a certain serial-numbered landing gear retract actuator installed.
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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