AD 2021-08-18
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Sikorsky | Aircraft Corporation | Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters |
Unsafe Condition
The FAA is issuing this AD to correct the P/N errors for the actuator pins and address the unsafe condition on these products. The unsafe condition, if not addressed, could result in failure of components on the MLG and NLG, damage to the helicopter, and reduced ability to control the helicopter during landing.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Visually inspect the components of the right MLG assembly, left MLG assembly, and NLG kit for threaded hinge pins P/N 92250-12281-101 and actuator pins P/N 92250-12287-101 and 92250-12287-103 with an S/N as specified in the ASB. If there is any threaded hinge pin P/N 92250-12281-101 or any MLG or NLG actuator pin P/N 92250-12287-101 or P/N 92250-12287-103 with an S/N as specified in the ASB, remove it from service before further flight. Prohibit installing any threaded hinge pin P/N 92250-12281-101 or actuator pin P/N 92250-12287-101 or 92250-12287-103 with an S/N as specified in the ASB, on any helicopter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 300 hours time-in-service (TIS) after the effective date of this AD
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Affected Aircraft
Sikorsky Model S-92A helicopters with serial numbers (S/Ns) 920006 through 920334 inclusive.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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