AD 2017-07-09

final rule
Data completeness: 70%

Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters

AD Number
2017-07-09
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2015-7095
FR Citation
82 FR 16897

Applicability

TypeManufacturerModelDetails
aircraft Sikorsky Aircraft Corporation Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters

Unsafe Condition

A crack in the tail gearbox center housing, which could result in failure of the tail rotor drive and consequently loss of helicopter control.

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

Required Actions

Remove from service any tail gearbox center housing, part number 92358-06107-043, that has 12,200 or more hours time-in-service before further flight.

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

Sikorsky Aircraft Corporation Model S-92A helicopters with a tail gearbox center housing, part number 92358-06107-043, 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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