AD Amdt-39-11126

final rule
Data completeness: 70%

Airworthiness Directives; Robinson Helicopter Company Model R22 Helicopters

AD Number
Amdt-39-11126
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 99-SW-24-AD
FR Citation
64 FR 17966

Applicability

TypeManufacturerModelDetails
aircraft Robinson Helicopter Company Model R22 Airworthiness Directives; Robinson Helicopter Company Model R22 Helicopters

Unsafe Condition

Sprag clutch assemblies with cracked or fractured sprag ends, resulting from a change in the manufacturing process, could lead to loss of main rotor revolutions-per-minute (RPM) during autorotations.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Insert a Special Pilot Caution into the Normal Procedures section of the Rotorcraft Flight Manual (RFM).

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Before further flight

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Robinson Helicopter Company Model R22 helicopters.

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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