Engines · turboshaft · data as of October 5, 2026

Turbomeca (Safran) ARRIEL 1 series

132 aircraft on the U.S. register carry a Turbomeca (Safran) ARRIEL 1 series engine, rated at about 681 horsepower. The Airbus Helicopters AS350 AStar (Écureuil), now H125 is the model most often fitted with it (74 aircraft). The aircraft carrying it were built between 1979 and 2005.

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 1 series. FAA spelling: ARRIEL 1SER.

Fitted to model families

Airbus Helicopters AS350 AStar (Écureuil), now H12574Aerospatiale AS35028Sikorsky S-7610Airbus Helicopters MBB-BK 117 C-15Airbus Helicopters MBB-BK 117 C-24Aerospatiale AS 3653S N I A S AS-3503Airbus Helicopters AS-3653Aerospatiale SA365N-1 DAUPHIN1Agusta S P A A109K21

Airbus Helicopters AS350 AStar (Écureuil), now H125 · Aerospatiale AS350 · Sikorsky S-76 · Airbus Helicopters MBB-BK 117 C-1 · Airbus Helicopters MBB-BK 117 C-2 · Aerospatiale AS 365 · S N I A S AS-350 · Airbus Helicopters AS-365 · Aerospatiale SA365N-1 DAUPHIN · Agusta S P A A109K2

Where they are owner's state

Alaska22Louisiana15Nevada14District of Columbia11Florida10California7Utah5North Carolina5Hawaii5Delaware5

Kind of aircraft

Helicopters132 (100%)

When the aircraft were built by decade

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

Fitted to

Airbus Helicopters AS350 AStar (Écureuil), now H125 74 with this engine series
Aerospatiale AS350 28 with this engine series
Sikorsky S-76 10 with this engine series
Airbus Helicopters MBB-BK 117 C-1 5 with this engine series
Airbus Helicopters MBB-BK 117 C-2 4 with this engine series
Aerospatiale AS 365 3 with this engine series
S N I A S AS-350 3 with this engine series
Airbus Helicopters AS-365 3 with this engine series

Where they are

Alaska 22 of these aircraft
Louisiana 15 of these aircraft
Nevada 14 of these aircraft
District of Columbia 11 of these aircraft
Florida 10 of these aircraft

Biggest operators

U S Dept Of Homeland Security 8 of these aircraft
Bristow LLC 8 of these aircraft
Temsco Helicopters INC 6 of these aircraft
Discovery Helicopters LLC 6 of these aircraft
Coastal Helicopters INC 5 of these aircraft

Analytics

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

Aircraft newest certificates first · 132

Tail no.	Maker and model	Group	Owner and base	Certificate	Registered	Status
N187EH	Aerospatiale AS350 B2 ECUREUIL	Rotorcraft	Bristow LLC Lake Charles, Louisiana	Standard	2005-05-17	Valid
N214EH	Eurocopter AS 350 B2	Rotorcraft	Bristow LLC Lake Charles, Louisiana	Standard	2005-05-17	Valid
N215EH	Eurocopter AS 350 B2	Rotorcraft	Bristow LLC Lake Charles, Louisiana	Standard	2005-05-17	Valid
N217EH	Eurocopter AS 350 B2	Rotorcraft	Bristow LLC Lake Charles, Louisiana	Standard	2005-05-17	Valid
N394NS	S N I A S AS-350B ECUREUIL	Rotorcraft	Northstar Trekking Juneau, Alaska	Standard	2005-05-05	Valid
N6096R	Aerospatiale AS350 B2 ECUREUIL	Rotorcraft	Helistream INC Kalispell, Montana	Standard	2004-05-26	Valid
N197BH	Eurocopter AS 350 B2	Rotorcraft	Nevada Helicopter Leasing LLC Greenwood Village, Colorado	Standard	2001-12-14	Valid
N631SD	Eurocopter AS 350 B2	Rotorcraft	County of Oakland Pontiac, Michigan	Standard	2001-10-19	Valid
N711JH	Eurocopter AS 350 B2	Rotorcraft	Jack Harter Helicopters INC Lihue, Hawaii	Standard	2001-09-21	Valid
N229LA	Eurocopter AS 350 B2	Rotorcraft	City of Los Angeles Los Angeles, California	Standard	2001-05-07	Valid
N228LA	Eurocopter AS 350 B2	Rotorcraft	City of Los Angeles Los Angeles, California	Standard	2000-12-09	Valid
N405AE	Eurocopter AS 350 B3	Rotorcraft	Temsco Helicopters INC Ketchikan, Alaska	Standard	2000-09-22	Valid
N451H	Eurocopter AS 350 B2	Rotorcraft	Island Helicopters Kauai INC Lihue, Hawaii	Standard	2000-07-19	Valid
N350PS	Eurocopter AS 350 B3	Rotorcraft	Sofie Enterprises INC Wilmington, Delaware	Standard	2000-06-13	Valid
N802TH	Eurocopter AS 350 B2	Rotorcraft	Temsco Helicopters INC Ketchikan, Alaska	Standard	2000-05-09	Valid
N276TH	Sikorsky S-76C	Rotorcraft	Health Care District of Palm Beach County West Palm Beach, Florida	Standard	2000-04-10	Valid
N911CV	Eurocopter AS 350 B3	Rotorcraft	Temsco Helicopters INC Ketchikan, Alaska	Special flight permit	1999-11-02	Valid
N73HP	Eurocopter AS 350 B2	Rotorcraft	Ohio State Highway Patrol Columbus, Ohio	Standard	1999-05-26	Valid
N6302Y	Eurocopter AS 350 B2	Rotorcraft	Temsco Helicopter INC Ketchikan, Alaska	Standard	1999-04-30	Valid
N5204P	Eurocopter AS 350 B2	Rotorcraft	U S Dept of Homeland Security Washington, District of Columbia	Standard	1999-02-09	Valid
N5204G	Eurocopter AS 350 B2	Rotorcraft	U S Dept of Homeland Security Washington, District of Columbia	Standard	1998-10-31	Valid
N5202Y	Eurocopter AS 350 B2	Rotorcraft	U S Dept of Homeland Security Washington, District of Columbia	Standard	1998-08-27	Valid
N4048L	Eurocopter AS 350 B2	Rotorcraft	U S Dept of Homeland Security Washington, District of Columbia	Standard	1998-06-24	Valid
N4068W	Eurocopter AS 350 B2	Rotorcraft	U S Dept of Homeland Security Washington, District of Columbia	Standard	1997-01-22	Valid
N963SA	Aerospatiale AS350 B2 ECUREUIL	Rotorcraft	Saf LTD Lihue, Hawaii	Standard	1996-11-25	Valid
N4055L	Eurocopter AS 350 B2	Rotorcraft	U S Dept of Homeland Security Washington, District of Columbia	Standard	1996-11-13	Valid
N4022D	Eurocopter AS 350 B2	Rotorcraft	Temsco Helicopters INC Ketchikan, Alaska	Standard	1996-06-21	Valid
N350MA	Aerospatiale AS350B	Rotorcraft	Labutte Air INC Flint, Michigan	Standard	1995-04-07	Valid
N6093K	Eurocopter AS 350 B2 ECUREUIL	Rotorcraft	US Department of Homeland Security Washington, District of Columbia	Standard	1993-10-26	Valid
N6084W	Eurocopter AS 350 B2 ECUREUIL	Rotorcraft	U S Dept of Homeland Security Washington, District of Columbia	Standard	1993-09-07	Valid
N6088B	Eurocopter AS 350 B2 ECUREUIL	Rotorcraft	US Department of Homeland Security Washington, District of Columbia	Standard	1993-08-16	Valid
N6087C	Eurocopter AS 350 B2 ECUREUIL	Rotorcraft	U S Dept of Homeland Security Washington, District of Columbia	Standard	1993-08-12	Valid

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.