# N506AC: Eurocopter EC 225 LP

- Status: Valid registration
- Airframe: [Eurocopter EC 225 LP](https://openairdocs.org/model/eurocopter-ec-225-lp) (registry code 8680997, 23 seats)
- Data sheets: [TCDS H4EU](https://openairdocs.org/tcds/H4EU) (Airbus Helicopters) (OpenAirDocs)
- Serial number: 2707
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Certificate issued: February 18, 2022
- Expires: February 28, 2029
- Mode S code: A6503D
- Registered owner: [Air Center Helicopters Inc](https://openairdocs.org/faa-owner/AIR%20CENTER%20HELICOPTERS%20INC)
- Location: [Burleson, TX](https://openairdocs.org/faa-place/TX/Burleson)
- Owner type: Corporation
- Owner's area on the map: 32.5325° N, 97.3064° W: Placed by OpenAirDocs at the center of ZIP code 76028, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=506AC
- Page: https://openairdocs.org/aircraft/N506AC

From the FAA registry file of October 22, 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): 63 in force

### Matched by airframe (Eurocopter EC 225 LP)

- [AD 2026-17-05](https://openairdocs.org/ad/2026-17-05): Cabin Equipment/Furnishings · Airbus Helicopters H160-B, EC225LP, AS 365 N3 and 18 more. Effective Oct 2, 2026
- [AD 2026-05-02](https://openairdocs.org/ad/2026-05-02): Horizontal stabilizer structure · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Mar 18, 2026
- [AD 2025-24-05](https://openairdocs.org/ad/2025-24-05): Aircraft fuel filter/strainer · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Jan 12, 2026
- [AD 2025-23-07](https://openairdocs.org/ad/2025-23-07): Main Rotor Transmission Mount · Airbus Helicopters AS332L2 and EC225LP. Effective Jan 12, 2026
- [AD 2025-24-03](https://openairdocs.org/ad/2025-24-03): Main rotor drive system · Airbus Helicopters EC225LP. Effective Dec 26, 2025
- [AD 2025-18-09](https://openairdocs.org/ad/2025-18-09): Main Rotor Transmission Mount · Airbus Helicopters AS332L2 and EC225LP. Effective Oct 21, 2025
- [AD 2025-17-03](https://openairdocs.org/ad/2025-17-03): Emergency Equipment · Airbus Helicopters AS332L, AS332L1, AS332L2 and 1 more. Effective Sep 8, 2025
- [AD 2025-12-05](https://openairdocs.org/ad/2025-12-05): Time Limits/Maintenance Checks · Airbus Helicopters EC225LP. Effective Jul 25, 2025
- [AD 2025-10-02](https://openairdocs.org/ad/2025-10-02): Electrical Connectors; and Electrical Power System Wiring · Airbus Helicopters EC225LP. Effective Jul 8, 2025
- [AD 2025-05-08](https://openairdocs.org/ad/2025-05-08): Cabin equipment/furnishings · Airbus Helicopters AS332L1 and EC225LP. Effective Apr 21, 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 2025-03-01](https://openairdocs.org/ad/2025-03-01): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective Mar 5, 2025
- [AD 2024-24-51](https://openairdocs.org/ad/2024-24-51): Main Rotor Head · Airbus Helicopters EC225LP. Effective Dec 20, 2024
- [AD 2024-17-08](https://openairdocs.org/ad/2024-17-08): Main Rotor System · Airbus Helicopters EC225LP. Effective Nov 7, 2024
- [AD 2024-02-01](https://openairdocs.org/ad/2024-02-01): Passenger crew doors · Airbus Helicopters EC225LP. Effective Mar 1, 2024
- [AD 2023-13-08](https://openairdocs.org/ad/2023-13-08): Aircraft Fuel Distribution System · Airbus Helicopters EC225LP. Effective Aug 28, 2023
- [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 2023-08-06](https://openairdocs.org/ad/2023-08-06): Emergency Exits · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Jun 22, 2023
- [AD 2022-24-12](https://openairdocs.org/ad/2022-24-12): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective Jan 6, 2023
- [AD 2022-14-51](https://openairdocs.org/ad/2022-14-51): Main Rotor System · Airbus Helicopters EC225LP. Effective Aug 3, 2022
- [AD 2022-07-09](https://openairdocs.org/ad/2022-07-09): Engine Controls · Airbus Helicopters AS332L2 and EC225LP. Effective May 11, 2022
- [AD 2022-05-10](https://openairdocs.org/ad/2022-05-10): Cabin Equipment/Furnishings · Airbus Helicopters AS332L, AS332L1, AS332L2 and 57 more. Effective Apr 20, 2022
- [AD 2022-03-17](https://openairdocs.org/ad/2022-03-17): Tail Rotor System · Airbus Helicopters AS332L2 and EC225LP. Effective Mar 22, 2022
- [AD 2022-01-03](https://openairdocs.org/ad/2022-01-03): Fire Bottle, Portable · Airbus Helicopters AS332C, AS332C1, AS332L and 35 more. Effective Mar 7, 2022
- [AD 2021-26-14](https://openairdocs.org/ad/2021-26-14): Fuselage Structure · Airbus Helicopters AS332L2 and EC225LP. Effective Feb 9, 2022
- [AD 2021-22-15](https://openairdocs.org/ad/2021-22-15): Cabin Equipment/Furnishings · Airbus Helicopters AS332L2 and EC225LP. Effective Jan 3, 2022
- [AD 2021-22-07](https://openairdocs.org/ad/2021-22-07): Fire Bottle, Portable · Airbus A319-111, A319-112, A319-113 and 127 more. Effective Nov 18, 2021
- [AD 2021-16-05](https://openairdocs.org/ad/2021-16-05): Main Rotor Gearbox · Airbus Helicopters AS332L2 and EC225LP. Effective Oct 13, 2021
- [AD 2021-19-16](https://openairdocs.org/ad/2021-19-16): Passenger/Crew Doors · Airbus Helicopters AS332C, AS332L, AS332L1 and 3 more. Effective Oct 12, 2021
- [AD 2021-13-17](https://openairdocs.org/ad/2021-13-17): Main Rotor System · Airbus Helicopters AS332L2 and EC225LP. Effective Aug 17, 2021
- [AD 2021-11-05](https://openairdocs.org/ad/2021-11-05): Main Rotor Drive System Wiring · Airbus Helicopters EC225LP. Effective Jul 12, 2021
- [AD 2021-10-03](https://openairdocs.org/ad/2021-10-03): Life Raft · Airbus Helicopters EC225LP. Effective Jun 22, 2021
- [AD 2021-05-06](https://openairdocs.org/ad/2021-05-06): Window/Windshield System · Airbus Helicopters AS332C, AS332C1, AS332L and 6 more. Effective Apr 19, 2021
- [AD 2021-02-01](https://openairdocs.org/ad/2021-02-01): Placards and markings · Airbus Helicopters AS-365N2, AS-365N3, AS332C and 7 more. Effective Apr 6, 2021
- [AD 2020-23-03](https://openairdocs.org/ad/2020-23-03): Emergency Flotation Section · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Jan 4, 2021
- [AD 2020-20-08](https://openairdocs.org/ad/2020-20-08): Main Rotor Gearbox · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Dec 11, 2020
- [AD 2020-15-15](https://openairdocs.org/ad/2020-15-15): Rotorcraft Flight Controls · Airbus Helicopters EC225LP. Effective Sep 3, 2020
- [AD 2020-11-02](https://openairdocs.org/ad/2020-11-02): Doors · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Jun 25, 2020
- [AD 2018-05-01](https://openairdocs.org/ad/2018-05-01): Emergency Exits · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Apr 5, 2018
- [AD 2017-19-21](https://openairdocs.org/ad/2017-19-21): Main Rotor Gearbox · Airbus Helicopters EC225LP. Effective Oct 30, 2017
- [AD 2017-10-12](https://openairdocs.org/ad/2017-10-12): Aerodynamic Fairings · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Aug 15, 2017
- [AD 2016-07-29](https://openairdocs.org/ad/2016-07-29): Main Hydraulic System · Airbus Helicopters AS332C, AS332L, AS332L1 and 2 more. Effective May 16, 2016
- [AD 2015-09-01](https://openairdocs.org/ad/2015-09-01): Main Rotor Blades · Airbus Helicopters EC225LP. Effective Jun 9, 2015
- [AD 2015-02-27](https://openairdocs.org/ad/2015-02-27): Main rotor gearbox · Airbus Helicopters AS332C, AS332L, AS332L1 and 2 more. Effective Feb 17, 2015
- [AD 2014-11-08](https://openairdocs.org/ad/2014-11-08): Engine Controls · Airbus Helicopters EC225LP. Effective Jul 8, 2014
- [AD 2014-10-03](https://openairdocs.org/ad/2014-10-03): Ice/Rain Protection System Wiring · Airbus Helicopters AS332L1 and EC225LP. Effective Jun 11, 2014
- [AD 2014-05-11](https://openairdocs.org/ad/2014-05-11): Rotorcraft Flight Control · Airbus Helicopters AS332C, AS332L, AS332L1 and 3 more. Effective Apr 15, 2014
- [AD 2014-04-12](https://openairdocs.org/ad/2014-04-12): Auto Flight System · Airbus Helicopters EC225LP. Effective Apr 7, 2014
- [AD 2014-02-09](https://openairdocs.org/ad/2014-02-09): Emergency Flotation Section · Airbus Helicopters AS332L1 and EC225LP. Effective Feb 24, 2014
- [AD 2013-26-11](https://openairdocs.org/ad/2013-26-11): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective Feb 18, 2014

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

- [AD 2024-10-13](https://openairdocs.org/ad/2024-10-13) (historical): Aircraft fuel filter/strainer · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Aug 13, 2024
- [AD 2021-05-03](https://openairdocs.org/ad/2021-05-03) (historical): Aircraft Fuel Distribution System · Airbus Helicopters EC225LP. Effective Jan 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 2021-16-02](https://openairdocs.org/ad/2021-16-02) (historical): Passenger/Crew Doors · Airbus Helicopters AS332C, AS332L, AS332L1 and 3 more. Effective Sep 24, 2021
- [AD 2021-04-18](https://openairdocs.org/ad/2021-04-18) (historical): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective Mar 25, 2021
- [AD 2020-23-05](https://openairdocs.org/ad/2020-23-05) (historical): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective Dec 24, 2020
- [AD 2020-23-02](https://openairdocs.org/ad/2020-23-02) (historical): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective Dec 4, 2020
- [AD 2020-06-12](https://openairdocs.org/ad/2020-06-12) (historical): Main Rotor Gearbox · Airbus Helicopters AS332L2 and EC225LP. Effective May 11, 2020
- [AD 2019-19-13](https://openairdocs.org/ad/2019-19-13) (historical): Main Rotor Gearbox · Airbus Helicopters EC225LP. Effective Nov 5, 2019
- [AD 2019-03-12](https://openairdocs.org/ad/2019-03-12) (historical): Life raft · Airbus Helicopters EC225LP. Effective Apr 11, 2019
- [AD 2018-11-01](https://openairdocs.org/ad/2018-11-01) (historical): Fuselage Main, Structure · Airbus Helicopters AS332L2 and EC225LP. Effective Jun 27, 2018
- [AD 2018-08-01](https://openairdocs.org/ad/2018-08-01) (historical): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective May 8, 2018
- [AD 2017-17-01](https://openairdocs.org/ad/2017-17-01) (historical): Main Rotor System · Airbus Helicopters AS332L2 and EC225LP. Effective Sep 25, 2017
- [AD 2017-09-05](https://openairdocs.org/ad/2017-09-05) (historical): Emergency Flotation Section · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective May 26, 2017
- [AD 2016-12-51](https://openairdocs.org/ad/2016-12-51) (historical): Main Rotor Gearbox · Airbus Helicopters AS332L2 and EC225LP. Effective Jul 20, 2016
- [AD 2015-26-01](https://openairdocs.org/ad/2015-26-01) (historical): Placards and Markings · Airbus Helicopters AS-365N2, AS-365N3, AS332C1 and 5 more. Effective Jan 26, 2016
- [AD 2013-19-19](https://openairdocs.org/ad/2013-19-19) (historical): JASC Code: 6320 Main rotor gearbox · Airbus Helicopters AS332C, AS332L, AS332L1 and 2 more. Effective Oct 16, 2013
- [AD 2012-01-03](https://openairdocs.org/ad/2012-01-03) (historical): Rotor Drive System · Eurocopter France AS332L2 and EC225LP. Effective Feb 22, 2012

All 81: https://openairdocs.org/aircraft/N506AC/ads.md

## Information bulletins (advisory) (1 in force)

- [SAIB SW-08-30R2](https://openairdocs.org/saib/SW-08-30R2): Inadvertent Deployment of Crash Position Indicator (CPI) Beacon. Issued Jul 1, 2008
- [SAIB SW-08-30R1](https://openairdocs.org/saib/SW-08-30R1) (historical): Inadvertent Deployment of Crash Position Indicator (CPI) Beacon. Issued Jun 30, 2008

## NTSB investigations

None matched to N506AC.

## FAA accident and incident reports

None matched to N506AC.

## 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) (15)

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 EC 225 LP)

- [STC SR02592AK](https://openairdocs.org/stc/SR02592AK): Installation of Precision Support System PSS-AS332SP Sling Pole. Precision Support Services, LLC
- [STC SR12309LA](https://openairdocs.org/stc/SR12309LA): Installation of an engine Inlet Barrier Filter System. Aerometals Inc
- [STC SR02512SE](https://openairdocs.org/stc/SR02512SE): Installation of a Supplemental Lighting System; manufactured and installed. Aviation Specialties Unlimited Inc
- [STC SR02584AK](https://openairdocs.org/stc/SR02584AK): Installation of Recoil Aerospace, Inc. T1000-E or T650-E Fire Suppression Tank. Recoil Aerospace Inc
- [STC SR04502CH](https://openairdocs.org/stc/SR04502CH): Installation of Heli-Preheat Kit, p/n TA3306-1 for 115 volt application in accordance with Heli-Preheat Kit drawing TA3306-1 Revision C, dated December 11, 2023 or later FAA approved revisions and Installation Instruction document # TNH3306 Revision C, dated September 30, 2021 or later FAA approved revisions. HARTZELL PROPELLER LLC
- [STC SH3319NM](https://openairdocs.org/stc/SH3319NM): Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,. Precise Flight Inc
- [STC SR09930AC](https://openairdocs.org/stc/SR09930AC): Installation Rear-View Mirror. Aero-Seats and Systems Inc
- [STC SR04436NY](https://openairdocs.org/stc/SR04436NY): Installation of VIH Aerospace (VIHA) Cockpit Door Bubble Window. VIH Aerospace Inc
- [STC SR04674NY](https://openairdocs.org/stc/SR04674NY): Installation of Coldstream Helicopters LH and RH Vertical Reference Windows. Coldstream Helicopters Ltd
- [STC SR01080DE](https://openairdocs.org/stc/SR01080DE): Installation of LifePort Triple Litter Stacking System. LifePort LLC
- [STC SR02588LA](https://openairdocs.org/stc/SR02588LA): Replacement of existing SAFT main Battery models 40208-1, 40208-5, 4308-1 or 4308-1 with Concorde Battery Corporation Valve Regulated Lead Acid (VRLA) Battery models RG-332-1 or RG-332-2. Concorde Battery Corporation
- [STC SR00925DE](https://openairdocs.org/stc/SR00925DE): Installation of Garmin GTX 335/335R and GTX345/345R transponders to provide ADS-B Out and In functionality. Peregrine
- [STC SR02459SE](https://openairdocs.org/stc/SR02459SE): Fabrication of the Simplex Model 516 High-Rise Cannon System. Simplex Manufacturing Company
- [STC SR02393AK](https://openairdocs.org/stc/SR02393AK): Installation of a SkyTrac ISAT Model 100 or Model 200, Flight Following Satellite Communication System. Vector Aerospace Helicopter Services USA Inc
- [STC SR01074SE](https://openairdocs.org/stc/SR01074SE): Fabrication of Simplex Model 316 Fire Attack System per Simplex Master Drawing List No. MDL 316, Revision D, dated December 14, 2001, or later FAA approved revision; and installation of this system in accordance with Simplex Installation Instructions, Document No. 316-102 002-001, Revision B, dated January 8, 2002, or later FAA approved revision. Simplex Manufacturing Company

## Earlier aircraft with N506AC

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N506AC before.

- [Cancelled 2013-06-07](https://openairdocs.org/deregistered/N506AC-2013-06-07): Piper PA-23-250, S/N 27-7305018, built 1973. Registration expired, pending cancellation. Owner: [Masters Sumpter](https://openairdocs.org/faa-owner/MASTERS%20SUMPTER), [Elyria, OH](https://openairdocs.org/faa-place/OH/Elyria)

## Related

- Other Eurocopter EC 225 LP aircraft: https://openairdocs.org/model/eurocopter-ec-225-lp/aircraft.md

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