# N522SC: 1985 Aerospatiale AS350 B2 ECUREUIL

- Status: Valid registration
- Airframe: [Aerospatiale AS350 B2 ECUREUIL](https://openairdocs.org/model/aerospatiale-as350-b2-ecureuil) (registry code 8680813, 6 seats)
- Engine: [Turbomeca ARRIEL-1D1](https://openairdocs.org/engine/turbomeca-arriel-1d1) (registry code 60053)
- Data sheets: [TCDS H9EU](https://openairdocs.org/tcds/H9EU) (Airbus Helicopters), [TCDS E19EU](https://openairdocs.org/tcds/E19EU) (Safran Helicopter Engines, S.A.S.) (OpenAirDocs)
- Serial number: 1878
- Year built: 1985
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, normal
- Airworthiness date: June 29, 2024
- Certificate issued: June 20, 2024
- Expires: June 30, 2031
- Mode S code: A691EF
- Registered owner: [South Coast Helicopters LLC](https://openairdocs.org/faa-owner/SOUTH%20COAST%20HELICOPTERS%20LLC)
- Location: [Fullerton, CA](https://openairdocs.org/faa-place/CA/Fullerton)
- Owner type: LLC
- Owner's area on the map: 33.8805° N, 117.9611° W: Placed by OpenAirDocs at the center of ZIP code 92833, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=522SC
- Page: https://openairdocs.org/aircraft/N522SC

From the FAA registry file of October 21, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 23 in force

### Matched by airframe (Aerospatiale AS350 B2 ECUREUIL)

None in force.

### Matched by engine (Turbomeca ARRIEL-1D1)

- [AD 2021-05-22](https://openairdocs.org/ad/2021-05-22): Turbine Section · Turbomeca Arriel 1B, Arriel 1C, Arriel 1C2 and 3 more. Effective Mar 22, 2021
- [AD 2017-15-07](https://openairdocs.org/ad/2017-15-07): Fuel Control/Turbine Engines · Safran Helicopter Engines Arriel 1A1, Arriel 1A2, Arriel 1B and 9 more. Effective Aug 8, 2017
- [AD 2016-22-10](https://openairdocs.org/ad/2016-22-10): Centrifugal impeller · Turbomeca Arriel 1, Arriel 1A, Arriel 1A1 and 13 more. Effective Dec 6, 2016
- [AD 2016-11-09](https://openairdocs.org/ad/2016-11-09): Divergent rubbing between the piston shaft small diameter labyrinth and the rear bearing support · Turbomeca Arriel 1D and Arriel 1D1. Effective Jul 5, 2016
- [AD 2015-13-04](https://openairdocs.org/ad/2015-13-04): Engine accessory gearbox (AGB) · Turbomeca Arriel 1A1, Arriel 1A2, Arriel 1B and 16 more. Effective Sep 1, 2015
- [AD 2013-24-05](https://openairdocs.org/ad/2013-24-05): Free turbine module · Turbomeca Arriel 1A1, Arriel 1A2, Arriel 1B and 9 more. Effective Jan 28, 2014
- [AD 2013-08-22](https://openairdocs.org/ad/2013-08-22): Tachometer's unit cycle-counting feature · Turbomeca Arriel 1A1, Arriel 1A2, Arriel 1B and 9 more. Effective May 28, 2013
- [AD 2012-27-02](https://openairdocs.org/ad/2012-27-02): High gas generator speed (NG) rating vibration check · Turbomeca Arriel 1A1, Arriel 1A2, Arriel 1B and 9 more. Effective Feb 14, 2013
- [AD 2012-24-03](https://openairdocs.org/ad/2012-24-03): Gas generator rotating assembly · Turbomeca Arriel 1A, Arriel 1A1, Arriel 1A2 and 10 more. Effective Jan 7, 2013
- [AD 2010-19-06 R1](https://openairdocs.org/ad/2010-19-06-R1): Turbine disc · Turbomeca Arriel 1A, Arriel 1A1, Arriel 1B and 6 more. Effective Jan 17, 2012
- [AD 2010-10-09](https://openairdocs.org/ad/2010-10-09): 2nd stage turbine blades · Turbomeca Arriel 1B, Arriel 1D, Arriel 1D1 and 1 more. Effective Jun 21, 2010
- [AD 2009-08-08 R1](https://openairdocs.org/ad/2009-08-08-R1): PT Blades · Turbomeca Arriel 1B, Arriel 1D, Arriel 1D1 and 2 more. Effective May 7, 2010
- [AD 2010-02-01](https://openairdocs.org/ad/2010-02-01): Reduction Gear Box Intermediate Pinion · Turbomeca Arriel 1B, Arriel 1D and Arriel 1D1. Effective Feb 18, 2010
- [AD 2009-26-07](https://openairdocs.org/ad/2009-26-07): Reduction gearboxes (module M05) · Turbomeca Arriel 1A1, Arriel 1A2, Arriel 1B and 9 more. Effective Jan 12, 2010
- [AD 2007-02-17](https://openairdocs.org/ad/2007-02-17): Fuel leak at the level of start electro valve · Turbomeca Arriel 1A, Arriel 1A1, Arriel 1A2 and 12 more. Effective Mar 2, 2007
- [AD 2006-06-17](https://openairdocs.org/ad/2006-06-17): 2nd stage nozzle guide vanes (NGV2) · Turbomeca Arriel 1B, Arriel 1D and Arriel 1D1. Effective Apr 27, 2006
- [AD 2003-16-03](https://openairdocs.org/ad/2003-16-03): Second Stage Turbine Disk · Turbomeca Arriel 1A, Arriel 1A1, Arriel 1A2 and 10 more. Effective Sep 12, 2003
- [AD 2003-11-08](https://openairdocs.org/ad/2003-11-08): 2nd stage gas generator · Turbomeca Arriel 1B, Arriel 1D and Arriel 1D1. Effective Jul 3, 2003
- [AD 2003-03-12](https://openairdocs.org/ad/2003-03-12): Bleed Valve · Turbomeca Arriel 1A2, Arriel 1C, Arriel 1C1 and 12 more. Effective Mar 7, 2003
- [AD 2002-14-26](https://openairdocs.org/ad/2002-14-26): Containment Shield Rings · Turbomeca Arriel 1A, Arriel 1A1, Arriel 1B and 2 more. Effective Aug 6, 2002
- [AD 2000-20-01](https://openairdocs.org/ad/2000-20-01): Rear Bearing Oil Return System · Turbomeca Arriel 1A, Arriel 1A1, Arriel 1A2 and 9 more. Effective Oct 17, 2000
- [AD 94-25-08](https://openairdocs.org/ad/94-25-08): Gearboxes · Turbomeca Arriel 1A, Arriel 1A1, Arriel 1B and 2 more. Effective Jan 17, 1995
- [AD 91-24-02](https://openairdocs.org/ad/91-24-02): Main Rotor Drive Shaft · Turbomeca Arriel 1B, Arriel 1D and Arriel 1D1. Effective Feb 21, 1992

### Historical (superseded or no longer in force)

- [AD 2017-04-51](https://openairdocs.org/ad/2017-04-51) (historical): Fuel Control/ Turbine Engines · Safran Helicopter Engines Arriel 1A1, Arriel 1A2, Arriel 1B and 9 more. Effective Mar 30, 2017
- [AD 2014-19-05](https://openairdocs.org/ad/2014-19-05) (historical): Engine accessory gearbox (AGB) · Turbomeca Arriel 1A1, Arriel 1A2, Arriel 1B and 16 more. Effective Nov 5, 2014
- [AD 2010-19-06](https://openairdocs.org/ad/2010-19-06) (historical): Gas generator · Turbomeca Arriel 1A, Arriel 1A1, Arriel 1B and 6 more. Effective Oct 6, 2010
- [AD 2009-12-51](https://openairdocs.org/ad/2009-12-51) (historical): Gearboxes (module M05) · Turbomeca Arriel 1A1, Arriel 1A2, Arriel 1B and 9 more. Effective Jul 15, 2009
- [AD 2009-08-08](https://openairdocs.org/ad/2009-08-08) (historical): Power turbine blades · Turbomeca Arriel 1B, Arriel 1D and Arriel 1D1. Effective Apr 29, 2009
- [AD 2008-07-01](https://openairdocs.org/ad/2008-07-01) (historical): Gas generator 2nd stage turbine blades · Turbomeca Arriel 1B, Arriel 1D, Arriel 1D1 and 1 more. Effective Apr 30, 2008
- [AD 2006-02-08 R1](https://openairdocs.org/ad/2006-02-08-R1) (historical): Gas generator 2nd stage turbine blades. · Turbomeca Arriel 1B, Arriel 1D, Arriel 1D1 and 17 more. Effective Sep 13, 2006
- [AD 2006-02-08](https://openairdocs.org/ad/2006-02-08) (historical): 2nd stage turbine blades · Turbomeca Arriel 1B, Arriel 1D, Arriel 1D1 and 1 more. Effective Feb 28, 2006
- [AD 2003-12-14](https://openairdocs.org/ad/2003-12-14) (historical): Axial Compressor · Turbomeca Arriel 1A, Arriel 1A1, Arriel 1A2 and 11 more. Effective Jul 25, 2003
- [AD 95-11-01](https://openairdocs.org/ad/95-11-01) (historical): Generator · Turbomeca Arriel 1A, Arriel 1A1, Arriel 1A2 and 6 more. Effective Jun 21, 1995

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N522SC.

## FAA accident and incident reports

None matched to N522SC.

## Service difficulty reports

None filed for this aircraft. Reports filed since June 30, 2022, when the mark's previous registration was cancelled.

## Earlier aircraft with N522SC

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N522SC before.

- [Cancelled 2022-06-30](https://openairdocs.org/deregistered/N522SC-2022-06-30): Beech C90, S/N LJ1022. Exported to Brazil. Owner: [Goal Aircrafts Corp](https://openairdocs.org/faa-owner/GOAL%20AIRCRAFTS%20CORP), [Orlando, FL](https://openairdocs.org/faa-place/FL/Orlando)

## Related

- Other Aerospatiale AS350 B2 ECUREUIL aircraft: https://openairdocs.org/model/aerospatiale-as350-b2-ecureuil/aircraft.md
- STCs for the Aerospatiale AS350 B2 ECUREUIL: https://openairdocs.org/model/aerospatiale-as350-b2-ecureuil/stcs.md
- The Turbomeca ARRIEL-1D1 engine: https://openairdocs.org/engine/turbomeca-arriel-1d1.md

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