AD Amdt-39-10261

final rule
Data completeness: 70%

Airworthiness Directives; Eurocopter France Model SA-360C Helicopters

AD Number
Amdt-39-10261
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 97-SW-50-AD
FR Citation
62 FR 66506

Applicability

TypeManufacturerModelDetails
aircraft Eurocopter France Model SA-360C Airworthiness Directives; Eurocopter France Model SA-360C Helicopters

Unsafe Condition

Fatigue cracking of the main gear box (MGB) bevel pinion, part number 360A32-1021-20, could result in failure of the MGB and a subsequent forced landing.

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

Required Actions

Replace the MGB bevel pinion before further flight if accumulated 900+ hours TIS since installation or last overhaul. Subsequent replacements required every 1,000 hours TIS. Revise Airworthiness Limitations section to set 1,000-hour TIS retirement life for the bevel pinion.

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

Compliance Time

Before further flight for initial replacement at 900+ hours TIS; subsequent replacements every 1,000 hours TIS.

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

Affected Aircraft

Eurocopter France Model SA-360C helicopters with MGB part number 360A32-2000 (all dash numbers).

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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