The U.S. aircraft register, updated daily
Engines · turboshaft · data as of October 5, 2026

Turbomeca (Safran) ARRIEL 1C2

6 aircraft on the U.S. register carry a Turbomeca (Safran) ARRIEL 1C2 engine, rated at about 738 horsepower. The Airbus Helicopters AS-365 is the model most often fitted with it (4 aircraft). The aircraft carrying it were built between 1992 and 2008.

The FAA records engines by code, usually at the level of a series ("O-320 series") rather than the exact variant; this page gathers every FAA code that reads as Turbomeca (Safran) ARRIEL 1C2. FAA spelling: ARRIEL 1C2.

Fitted to model families

Airbus Helicopters AS-3654Aerospatiale AS 3652

Airbus Helicopters AS-365 · Aerospatiale AS 365

Where they are owner's state

Oregon4Utah1Tennessee1

Kind of aircraft

Helicopters6 (100%)

When the aircraft were built by decade

012455199012000

What the FAA has certified, ordered and been told about the Turbomeca (Safran) ARRIEL 1C2 the component layer

The FAA has issued 18 airworthiness directives (orders that owners must comply with) that name this engine series.

FAA orders 18 airworthiness directives · newest first

2021-03-222021-05-22 · Turbine Section · engine
2016-12-062016-22-10 · Centrifugal impeller · engine
2015-09-012015-13-04 · Engine accessory gearbox (AGB) · engine
2014-01-282013-24-05 · Free turbine module · engine
2013-05-282013-08-22 · Tachometer's unit cycle-counting feature · engine
2013-02-142012-27-02 · High gas generator speed (NG) rating vibration check · engine

All orders naming the Turbomeca (Safran) ARRIEL 1C2

Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.

Connections how this engine series links to the rest of the register

Fitted to
Where they are
Biggest operators
Airworthiness

These connections as data: /graph/engine/turbomeca-safran-arriel-1c2.json · about the eFlight graph.

Aircraft newest certificates first · 6

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N611LL Eurocopter
AS 365 N2 DAUPHIN
Rotorcraft Integrity Aircraft Title Holdings LLC
Portland, Oregon
Standard 2025-09-11 ValidFAA registration status code V: Valid registration. All codes
N444KL Eurocopter
AS365N2
Rotorcraft Integrity Aircraft Title Holdings LLC
Portland, Oregon
Standard 2022-11-17 ValidFAA registration status code V: Valid registration. All codes
N365MM Eurocopter
AS 365 N2 DAUPHIN
Rotorcraft Individual owner
Tennessee
Standard 2022-05-14 ValidFAA registration status code V: Valid registration. All codes
N403HH Aerospatiale
AS 365 N2
Rotorcraft Integrity Aircraft Title Holdings LLC
Portland, Oregon
Standard 2021-12-08 ValidFAA registration status code V: Valid registration. All codes
N666HH Eurocopter France
AS-365N2
Rotorcraft Integrity Aircraft Title Holdings LLC
Portland, Oregon
Standard 2021-10-13 ValidFAA registration status code V: Valid registration. All codes
N365JL Aerospatiale
AS 365 N2 DAUPHIN
Rotorcraft Bank of Utah Trustee
Salt Lake City, Utah
Standard 2021-10-07 ValidFAA registration status code V: Valid registration. All codes

Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 5, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.