# N550AE: 2007 Eurocopter AS355NP

- Status: Valid registration
- Airframe: [Eurocopter AS355NP](https://openairdocs.org/model/eurocopter-as355np) (registry code 8680777, 6 seats)
- Engine: [Turbomeca ARRIUS-1A](https://openairdocs.org/engine/turbomeca-arrius-1a) (registry code 60011)
- Data sheets: [TCDS H11EU](https://openairdocs.org/tcds/H11EU) (Airbus Helicopters), [TCDS E34NE](https://openairdocs.org/tcds/E34NE) (Safran Helicopter Engines S.A.) (OpenAirDocs)
- Serial number: 5759
- Year built: 2007
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, normal
- Airworthiness date: February 21, 2008
- Certificate issued: September 9, 2008
- Expires: April 30, 2028
- Mode S code: A6FF70
- Registered owner: [Mhoc LLC](https://openairdocs.org/faa-owner/MHOC%20LLC)
- Location: [Pensacola, FL](https://openairdocs.org/faa-place/FL/Pensacola)
- Owner type: LLC
- Owner's area on the map: 30.3919° N, 87.3720° W: Placed by OpenAirDocs at the center of ZIP code 32506, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=550AE
- Page: https://openairdocs.org/aircraft/N550AE

From the FAA registry file of October 24, 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): 42 in force

### Matched by airframe (Eurocopter AS355NP)

- [AD 2026-20-03](https://openairdocs.org/ad/2026-20-03): Placards and Markings · Airbus Helicopters AS350B, AS350BA, AS350B1 and 11 more. Effective Nov 5, 2026
- [AD 2026-10-16](https://openairdocs.org/ad/2026-10-16): Time Limits/Maintenance Checks · Airbus Helicopters AS355E, AS355F, AS355F1 and 3 more. Effective Jul 21, 2026
- [AD 2026-09-15](https://openairdocs.org/ad/2026-09-15): Tail rotor head · Airbus Helicopters AS350B, AS350BA, AS350B1 and 9 more. Effective Jul 21, 2026
- [AD 2026-12-03](https://openairdocs.org/ad/2026-12-03): Main rotor gearbox · Airbus Helicopters AS350B, AS350B1, AS350B2 and 11 more. Effective Jul 14, 2026
- [AD 2026-05-09](https://openairdocs.org/ad/2026-05-09): Powerplant/Engine Drains · Airbus Helicopters AS355E, AS355F, AS355F1 and 3 more. Effective Mar 25, 2026
- [AD 2025-24-06](https://openairdocs.org/ad/2025-24-06): Cabin Equipment/Furnishings · Airbus Helicopters AS350B2, AS350B3, AS355N and 2 more. Effective Jan 12, 2026
- [AD 2025-24-04](https://openairdocs.org/ad/2025-24-04): Vertical Stabilizer, Spar/Rib Structure · Airbus Helicopters AS350B3, AS355E, AS355F and 4 more. Effective Jan 12, 2026
- [AD 2025-09-13](https://openairdocs.org/ad/2025-09-13): Doors · Airbus Helicopters AS350B, AS350BA, AS350B1 and 9 more. Effective Jul 7, 2025
- [AD 2025-03-02](https://openairdocs.org/ad/2025-03-02): Flight compartment equipment · Airbus Helicopters AS332C, AS332C1, AS332L and 15 more. Effective Mar 7, 2025
- [AD 2023-11-07](https://openairdocs.org/ad/2023-11-07): Ground Proximity System · Airbus Helicopters 47, 206, 210 and 237 more. Effective Jun 22, 2023
- [AD 2022-10-51](https://openairdocs.org/ad/2022-10-51): Flight Control System · Airbus Helicopters AS350B, AS350B1, AS350B2 and 22 more. Effective Jun 7, 2022
- [AD 2021-03-16 R1](https://openairdocs.org/ad/2021-03-16-R1): Passenger/Crew Doors · Airbus Helicopters AS350B, AS350B1, AS350B2 and 9 more. Effective Mar 24, 2022
- [AD 2022-01-01](https://openairdocs.org/ad/2022-01-01): Main Rotor System · Airbus Helicopters AS350B, AS350BA, AS350B1 and 17 more. Effective Mar 7, 2022
- [AD 2021-24-03](https://openairdocs.org/ad/2021-24-03): Rotorcraft Flight Control · Airbus Helicopters AS355NP. Effective Jan 13, 2022
- [AD 2021-17-17](https://openairdocs.org/ad/2021-17-17): Cabin Equipment/Furnishings · Airbus Helicopters EC135P3, EC135T3, MBB-BK 117 C-2 and 32 more. Effective Nov 22, 2021
- [AD 2021-16-16](https://openairdocs.org/ad/2021-16-16): Rotorcraft Flight Control · Airbus Helicopters AS355E, AS355F, AS355F1 and 9 more. Effective Oct 13, 2021
- [AD 2021-16-11](https://openairdocs.org/ad/2021-16-11): Tail Rotor Control System · Airbus Helicopters AS355E, AS355F, AS355F1 and 9 more. Effective Oct 6, 2021
- [AD 2021-07-15](https://openairdocs.org/ad/2021-07-15): Tail Rotor Drive Shaft · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective May 7, 2021
- [AD 2021-05-09](https://openairdocs.org/ad/2021-05-09): Tail Rotor Control System · Airbus Helicopters AS355E, AS355F, AS355F1 and 8 more. Effective Apr 16, 2021
- [AD 2021-04-13](https://openairdocs.org/ad/2021-04-13): Main Rotor Mast Inner Race Rings · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Apr 14, 2021
- [AD 2020-22-20](https://openairdocs.org/ad/2020-22-20): Main Rotor Gearbox · Airbus Helicopters AS355E, AS355F, AS355F1 and 12 more. Effective Dec 14, 2020
- [AD 2020-20-14](https://openairdocs.org/ad/2020-20-14): Rotorcraft Servo System · Airbus Helicopters AS-365N2, AS-365N3, AS355F and 11 more. Effective Oct 23, 2020
- [AD 2015-17-01 R1](https://openairdocs.org/ad/2015-17-01-R1): Tail Rotor · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Sep 11, 2020
- [AD 2020-09-02](https://openairdocs.org/ad/2020-09-02): Cabin Equipment/Furnishings · Airbus Helicopters AS355NP, Model 358 Torso Restraint System, AS350B2 and 3 more. Effective May 29, 2020
- [AD 2020-02-23](https://openairdocs.org/ad/2020-02-23): Landing gear · Emergency Floats (Dart Aerospace ULC STC SR00470LA or SR00645LA). Effective Feb 28, 2020
- [AD 2018-02-02](https://openairdocs.org/ad/2018-02-02): Main Gearbox Mast · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Feb 12, 2018
- [AD 2016-25-28](https://openairdocs.org/ad/2016-25-28): Extinguishing System · Airbus Helicopters AS355NP. Effective Jan 31, 2017
- [AD 2016-25-20](https://openairdocs.org/ad/2016-25-20): Main Rotor Drive System · Airbus Helicopters AS355E, AS355F, AS355F1 and 13 more. Effective Jan 31, 2017
- [AD 2016-05-06](https://openairdocs.org/ad/2016-05-06): Rotorcraft tailboom · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Apr 8, 2016
- [AD 2015-17-11](https://openairdocs.org/ad/2015-17-11): Main Rotor System · Airbus Helicopters AS355E, AS355F, AS355F1 and 13 more. Effective Sep 29, 2015
- [AD 2014-05-10](https://openairdocs.org/ad/2014-05-10): Tail Rotor · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective May 2, 2014
- [AD 2013-23-09](https://openairdocs.org/ad/2013-23-09): Doors · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Dec 27, 2013
- [AD 2013-16-03](https://openairdocs.org/ad/2013-16-03): Tail Rotor Gearbox · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Oct 22, 2013
- [AD 2013-17-01](https://openairdocs.org/ad/2013-17-01): Tail rotor control system · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Oct 9, 2013
- [AD 2013-10-51](https://openairdocs.org/ad/2013-10-51): Rotorcraft Servo System · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Jul 31, 2013
- [AD 2012-25-01](https://openairdocs.org/ad/2012-25-01): Emergency Equipment · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Jun 5, 2013
- [AD 2011-11-04](https://openairdocs.org/ad/2011-11-04): Contaminated Gas · Airbus Helicopters AS355E, AS355F, AS355F1 and 12 more. Effective Jun 17, 2011
- [AD 2010-09-01](https://openairdocs.org/ad/2010-09-01): Equipment/Furnishings · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective May 14, 2010

### Matched by engine (Turbomeca ARRIUS-1A)

- [AD 2009-21-11](https://openairdocs.org/ad/2009-21-11): Cycle life limit value for ARRIUS 1A balancing piston. · Turbomeca Arrius 1A. Effective Nov 20, 2009
- [AD 2005-11-01](https://openairdocs.org/ad/2005-11-01): Free Turbine Overspeed Protection System · Turbomeca Arrius 1A. Effective Jun 13, 2005
- [AD 2002-01-02](https://openairdocs.org/ad/2002-01-02): Main Fuel Injectors · Turbomeca Arrius 1A. Effective Jan 22, 2002
- [AD 2000-06-09](https://openairdocs.org/ad/2000-06-09): Fuel Injection System · Turbomeca Arrius 1A. Effective Jun 12, 2000

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

- [AD 2025-06-04](https://openairdocs.org/ad/2025-06-04) (historical): Main Rotor Gearbox · Airbus Helicopters AS350B, AS350B1, AS350B2 and 11 more. Effective May 9, 2025
- [AD 2023-01-04](https://openairdocs.org/ad/2023-01-04) (historical): Tail Rotor Head · Airbus Helicopters AS350B, AS350BA, AS350B1 and 9 more. Effective Mar 8, 2023
- [AD 2022-19-13](https://openairdocs.org/ad/2022-19-13) (historical): Tail Rotor Blades · Airbus Helicopters AS355E, AS355F, AS355F1 and 3 more. Effective Oct 27, 2022
- [AD 2021-23-13](https://openairdocs.org/ad/2021-23-13) (historical): Ground Proximity System · Airbus Helicopters K-225, K-190A, K-240 and 237 more. Effective Dec 9, 2021
- [AD 2021-20-16](https://openairdocs.org/ad/2021-20-16) (historical): Vertical Stabilizer, Spar/Rib · Airbus Helicopters AS355E, AS355F, AS355F1 and 4 more. Effective Nov 22, 2021
- [AD 2021-05-02](https://openairdocs.org/ad/2021-05-02) (historical): Main Rotor System · Airbus Helicopters AS350B, AS350BA, AS350B1 and 12 more. Effective Apr 16, 2021
- [AD 2021-04-15](https://openairdocs.org/ad/2021-04-15) (historical): Vertical Stabilizer, Spar/Rib · Airbus Helicopters AS355F, AS355F1, AS355F2 and 3 more. Effective Mar 23, 2021
- [AD 2021-03-16](https://openairdocs.org/ad/2021-03-16) (historical): Passenger/Crew Doors · Airbus Helicopters AS355E, AS355F, AS355F1 and 9 more. Effective Mar 3, 2021
- [AD 2018-15-02](https://openairdocs.org/ad/2018-15-02) (historical): Tail Rotor Control System · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 8 more. Effective Aug 3, 2018
- [AD 2017-16-04](https://openairdocs.org/ad/2017-16-04) (historical): Cabin Equipment/Furnishings · Airbus Helicopters AS-350B2, AS-350B3, AS355NP and 3 more. Effective Sep 22, 2017
- [AD 2015-17-01](https://openairdocs.org/ad/2015-17-01) (historical): Tail Rotor · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 11 more. Effective Sep 24, 2015
- [AD 2014-07-52](https://openairdocs.org/ad/2014-07-52) (historical): Rotorcraft Tailboom · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 11 more. Effective Jun 25, 2014
- [AD 2013-21-01](https://openairdocs.org/ad/2013-21-01) (historical): Tail Rotor · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 11 more. Effective Oct 25, 2013
- [AD 2011-22-05](https://openairdocs.org/ad/2011-22-05) (historical): Tail rotor control system · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 11 more. Effective Nov 25, 2011

## Information bulletins (advisory) (2 in force)

- [SAIB SW-15-04](https://openairdocs.org/saib/SW-15-04): Cabin Ventilation Air Scoop Draining. Issued Nov 25, 2014
- [SAIB SW-11-07](https://openairdocs.org/saib/SW-11-07): Star Flex Arm Failures on Eurocopter France Model AS350, AS355, and EC130 Helicopters. Issued Dec 20, 2010

## NTSB investigations

None matched to N550AE.

## FAA accident and incident reports

None matched to N550AE.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs) (65, first 50)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Eurocopter AS355NP)

- [STC SR04464NY](https://openairdocs.org/stc/SR04464NY): Installation of the iPad Mount. Avio Design Group Inc
- [STC SR02301SE](https://openairdocs.org/stc/SR02301SE): Installation of Geneva Aviation 28 - 14 VDC Power Converter. AEM USA Inc
- [STC SR02445SE](https://openairdocs.org/stc/SR02445SE): Installation of P178 Failsafe Audio Mixer. AEM USA Inc
- [STC SR12092IB](https://openairdocs.org/stc/SR12092IB): Manufacturing and Installation of Cargo Hold Nets. ICARUS AERO INC
- [STC SR00184IB](https://openairdocs.org/stc/SR00184IB): Installation of External Cargo Basket and Boarding Step. Boost Human External Cargo Systems Inc
- [STC SR00182IB](https://openairdocs.org/stc/SR00182IB): Installation of the Avidyne Integrated Flight Display (IFD) Navigator(s). Horizon Design Services Ltd
- [STC SR00118IB](https://openairdocs.org/stc/SR00118IB): Manufacture of Cargo Hook Mount for Side Pull Operations. Mustang Helicopters Inc
- [STC SR00645LA](https://openairdocs.org/stc/SR00645LA): Installation of emergency floats. Dart Aerospace ULC
- [STC SR04557NY](https://openairdocs.org/stc/SR04557NY): Installation of the Fuel Cap Replacement. Avio Design Group Inc
- [STC SR00091IB](https://openairdocs.org/stc/SR00091IB): Installation of the Bear Paw Kit. Alpine Aerotech LP
- [STC SR04669NY](https://openairdocs.org/stc/SR04669NY): Installation of Human External Cargo Y-Rope and Long-Line Kit. Boost Human External Cargo Systems Inc
- [STC SR01424SE](https://openairdocs.org/stc/SR01424SE): Fabrication of Onboard Systems Model 200-292-01 Cargo Hook Kit and Model 200-292-02 Cargo Hook Kit. Onboard Systems International LLC
- [STC SR02035SE](https://openairdocs.org/stc/SR02035SE): Fabrication of Onboard Systems International Model 200-352-00, Cargo Hook Kit. Onboard Systems International LLC
- [STC SR02704SE](https://openairdocs.org/stc/SR02704SE): Installation and maintenance of the Sunspot 36 and 46 series lights. AeroLED's Holdings LLC
- [STC SR02770NY](https://openairdocs.org/stc/SR02770NY): The installation of Quick Release Maintenance Step, Maintenance Peg Step and Fixed Cabin Step. Dart Aerospace Limited
- [STC SR03913NY](https://openairdocs.org/stc/SR03913NY): The installation of Quick Release Bicycle Rack. Dart Aerospace Limited
- [STC SR02680NY](https://openairdocs.org/stc/SR02680NY): The installation of External Attachement Provisions and Cargo Basket to. Dart Aerospace Limited
- [STC SR02124SE](https://openairdocs.org/stc/SR02124SE): Installation functionality. of Data Garmin Required: transponders: (1) Garmin GTX Master 345/345R Drawing with List ADS-B (MDL), Out and In 005-00734-A4, functionality;. Garmin International Inc
- [STC SR00359BO](https://openairdocs.org/stc/SR00359BO): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Aerospace Technologies
- [STC SR00821DE](https://openairdocs.org/stc/SR00821DE): Installation of Automatic Dependent Surveillance - Broadcast (ADS-B) Out and in functionality using the BendixKing KT74 Transponder and qualified position sensor and ADS-B In Receiver. Peregrine
- [STC SR00795NY](https://openairdocs.org/stc/SR00795NY): Installation of LH and/or RH "Squirrel Cheeks" Cargo Pods. Airbus Helicopters Canada Limited
- [STC SR00646SE](https://openairdocs.org/stc/SR00646SE): Replacement of the original landing gear skid tubes. Dart Aerospace USA Inc
- [STC SR01785LA](https://openairdocs.org/stc/SR01785LA): Installation of Airfilm Single Pole Utility Bracket. Airfilm Camera Systems
- [STC SR03681NY](https://openairdocs.org/stc/SR03681NY): Installation of Human External Cargo Dual Hook System. Boost Human External Cargo Systems Inc
- [STC SR03919NY](https://openairdocs.org/stc/SR03919NY): Installation of the Helicopter FilmWorks Mount Assemblie. Helicopter Film Works Inc
- [STC SR02487AK](https://openairdocs.org/stc/SR02487AK): Installation of L-3 Communications Avionics Systems ESI-500 Standby Instrument System. ADS-B Technologies, LLC
- [STC SR03889NY](https://openairdocs.org/stc/SR03889NY): Installation of the Skidtube Wearplate Kit. Dart Aerospace Limited
- [STC SR03793NY](https://openairdocs.org/stc/SR03793NY): Installation of Seat Defender Kit P/N PC350-SD01 for Standard High-Back Crew Seats. Pro-Comp Advanced Composites
- [STC SR03771NY](https://openairdocs.org/stc/SR03771NY): Installation of an Enlarged Vertical Reference Window. Airbus Helicopters Canada Limited
- [STC SR03748NY](https://openairdocs.org/stc/SR03748NY): Installation of Boarding Steps. Ramm Aerospace Inc
- [STC SH5947SW](https://openairdocs.org/stc/SH5947SW): Installation of vapor cycle air conditioning system with single or dual condenser blower configuration. RSG Products Inc
- [STC SR02475AK](https://openairdocs.org/stc/SR02475AK): Installation of the Lexavia Integrated Systems LFS3500 Enhanced Vision System (EVS) on Part 27 Airbus Helicopters equipped with a panel-mounted Multi-Function Display (MFD), primary navigational display or dedicated display with the ability to display video imagery. Lexavia Integrated Systems
- [STC SR02470AK](https://openairdocs.org/stc/SR02470AK): Installation of the L-3 Communications NGT -1000/2000/2500 ADS-B System. ADS-B Technologies, LLC
- [STC SR02471AK](https://openairdocs.org/stc/SR02471AK): Installation of the L-3 Communications NGT -9000/9000R ADS-B System. ADS-B Technologies, LLC
- [STC SR00916NY](https://openairdocs.org/stc/SR00916NY): Installation of LH and RH rear cross tube mounted maintenance steps. Airbus Helicopters Canada Limited
- [STC SR03572NY](https://openairdocs.org/stc/SR03572NY): Installation of a Standard Interior Modification. Airbus Helicopters Canada Limited
- [STC SR00213NY](https://openairdocs.org/stc/SR00213NY): Installation of Heli-Utility Basket and Long Cargo Tube. Dart Aerospace Limited
- [STC SR03539NY](https://openairdocs.org/stc/SR03539NY): Installation of Garmin G500H Flight Display System. Maxcraft Avionics Ltd
- [STC SR03531NY](https://openairdocs.org/stc/SR03531NY): Installation of Spectrolab SX7 Searchlight. Aerospace Design Facilities Ltd
- [STC SR03524NY](https://openairdocs.org/stc/SR03524NY): Installation of a MD302 Standby Attitude Module. Maxcraft Avionics Ltd
- [STC SR03387NY](https://openairdocs.org/stc/SR03387NY): Installation of AVEO Engineering LED anticollision light, LED position/strobe lights and LED tail position lights. HeliProducts Industries Ltd
- [STC SR02394AK](https://openairdocs.org/stc/SR02394AK): Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system. Seaplanes North LLC
- [STC SR00771DE](https://openairdocs.org/stc/SR00771DE): Installation of a cargo pod on the left side of the landing gear. Airborne Systems OAL, LLC
- [STC SR02288LA](https://openairdocs.org/stc/SR02288LA): Installation of Nose Window Utility Mount. Gyron Systems International, LTD
- [STC SR03383NY](https://openairdocs.org/stc/SR03383NY): Installation of a Latitude Technologies IONODE Flight Data Monitoring (FDM). Latitude Technologies Corporation
- [STC SR03352NY](https://openairdocs.org/stc/SR03352NY): Installation of Skynode S200 SATPHONE/TRACKER. SKYTRAC Systems Ltd
- [STC SR00678NY](https://openairdocs.org/stc/SR00678NY): Installation of forward opening rear cargo door. Eurocopter Canada Limited
- [STC SR00463NY](https://openairdocs.org/stc/SR00463NY): Installation of a rear locker extender. Dart Aerospace Limited
- [STC SR02207SE](https://openairdocs.org/stc/SR02207SE): Fabrication of the Simplex Model 510 Spray System in accordance with Master Drawing List MDL510-001, Revision H, dated November 22, 2011, or later Federal Aviation Administration (FAA) approved revision; and installation in accordance with Installation Manual 510-102002-001, Revision B, dated November 14, 2011, or later FAA-approved revision. Simplex Manufacturing Company
- [STC SR00273LA](https://openairdocs.org/stc/SR00273LA): Installation of Tyler Camera Major Mount. Tyler Camera Systems

All 65: https://openairdocs.org/aircraft/N550AE/stcs.md

## Related

- Other Eurocopter AS355NP aircraft: https://openairdocs.org/model/eurocopter-as355np/aircraft.md
- The Turbomeca ARRIUS-1A engine: https://openairdocs.org/engine/turbomeca-arrius-1a.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.