# N76PC: 2005 Sikorsky S-76C

- Status: Valid registration
- Airframe: [Sikorsky S-76C](https://openairdocs.org/model/sikorsky-s-76c) (registry code 8143008, 14 seats)
- Engine: [Turbomeca ARRIEL-2S1](https://openairdocs.org/engine/turbomeca-arriel-2s1) (registry code 60057)
- Data sheets: [TCDS H1NE](https://openairdocs.org/tcds/H1NE) (Sikorsky Aircraft Corporation), [TCDS E00054EN](https://openairdocs.org/tcds/E00054EN) (Safran Helicopter Engines S.A.) (OpenAirDocs)
- Serial number: 760597
- Year built: 2005
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, transport
- Airworthiness date: August 4, 2005
- Certificate issued: April 25, 2026
- Expires: April 30, 2033
- Mode S code: AA4077
- Registered owner: [So Much For Subtlety LLC](https://openairdocs.org/faa-owner/SO%20MUCH%20FOR%20SUBTLETY%20LLC)
- Location: [Dover, DE](https://openairdocs.org/faa-place/DE/Dover)
- Owner type: LLC
- Owner's area on the map: 39.1815° N, 75.4736° W: Placed by OpenAirDocs at the center of ZIP code 19901, 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=76PC
- Page: https://openairdocs.org/aircraft/N76PC

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): 44 in force

### Matched by airframe (Sikorsky S-76C)

- [AD 2024-20-07](https://openairdocs.org/ad/2024-20-07): Emergency Equipment; Emergency Flotation Section · Apical Emergency Float Kit, P/N 20498 (STC SR00780LA or 12 others). Effective Dec 5, 2024
- [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 2022-05-10](https://openairdocs.org/ad/2022-05-10): Cabin Equipment/Furnishings · Airbus Helicopters AS332L, AS332L1, AS332L2 and 57 more. Effective Apr 20, 2022
- [AD 2020-15-17](https://openairdocs.org/ad/2020-15-17): Indicating/recording system · Sikorsky S-76C. Effective Sep 9, 2020
- [AD 2019-19-12](https://openairdocs.org/ad/2019-19-12): Engine Fuel and Control · Sikorsky S-76C. Effective Nov 8, 2019
- [AD 2017-19-01](https://openairdocs.org/ad/2017-19-01): Rotorcraft Flight Control · Sikorsky S-76A, S-76B, S-76C and 1 more. Effective Jan 2, 2018
- [AD 2015-26-10](https://openairdocs.org/ad/2015-26-10): Main Rotor Gearbox · Sikorsky S-76A, S-76B and S-76C. Effective Feb 9, 2016
- [AD 2015-19-51](https://openairdocs.org/ad/2015-19-51): Flight Control System · Sikorsky S-76A, S-76B, S-76C and 1 more. Effective Nov 10, 2015
- [AD 2015-04-05](https://openairdocs.org/ad/2015-04-05): Tail Rotor Drive Shaft · Sikorsky S-76A, S-76B, S-76C and 1 more. Effective Mar 12, 2015
- [AD 2014-08-06](https://openairdocs.org/ad/2014-08-06): Main Rotor Head · Sikorsky S-76A, S-76B and S-76C. Effective Jun 2, 2014
- [AD 2013-22-15](https://openairdocs.org/ad/2013-22-15): Main Rotor Head · Sikorsky S-76A, S-76B and S-76C. Effective Dec 13, 2013
- [AD 2013-06-51](https://openairdocs.org/ad/2013-06-51): Equipment/Furnishings · Agusta A109, A109A, A109A II and 43 more. Effective Jul 15, 2013
- [AD 2012-22-13](https://openairdocs.org/ad/2012-22-13): Engine Controls · Sikorsky S-76C. Effective Dec 20, 2012
- [AD 2010-26-09](https://openairdocs.org/ad/2010-26-09): Navigation · Sikorsky S-76A, S-76B and S-76C. Effective Jan 12, 2011
- [AD 2010-17-16](https://openairdocs.org/ad/2010-17-16): Vertical Stabilizer · Sikorsky S-76A, S-76B and S-76C. Effective Oct 18, 2010
- [AD 2010-10-02](https://openairdocs.org/ad/2010-10-02): Servo actuator · Sikorsky S-76A, S-76B and S-76C. Effective Jun 17, 2010
- [AD 2010-07-02](https://openairdocs.org/ad/2010-07-02): Integrated navigation units (INUs) · 328 Support Services 328-100, 328-300, Jetstream Model 4101 and 26 more. Effective May 3, 2010
- [AD 2010-06-08](https://openairdocs.org/ad/2010-06-08): Emergency flotation system squib connector · Sikorsky S-76C. Effective Apr 1, 2010
- [AD 2007-11-05](https://openairdocs.org/ad/2007-11-05): Main rotor shaft assembly (M/R shaft) · Sikorsky S-76A, S-76B and S-76C. Effective Jun 15, 2007
- [AD 2004-06-04](https://openairdocs.org/ad/2004-06-04): Dual channel autopilot and dual inverters · Sikorsky S-76A, S-76B and S-76C. Effective Apr 15, 2004
- [AD 2003-14-18](https://openairdocs.org/ad/2003-14-18): Main landing gear brake discs (discs) · Sikorsky S-76A, S-76B and S-76C. Effective Aug 25, 2003
- [AD 2003-04-15](https://openairdocs.org/ad/2003-04-15): Rotor Brake Disc (RBD) · Sikorsky S-76A, S-76B and S-76C. Effective Feb 27, 2003
- [AD 2002-21-07](https://openairdocs.org/ad/2002-21-07): Main rotor spindle attachment bolt · Sikorsky S-76A, S-76B and S-76C. Effective Nov 25, 2002
- [AD 2002-15-51](https://openairdocs.org/ad/2002-15-51): Main rotor blade · Sikorsky S-76A, S-76B and S-76C. Effective Oct 18, 2002
- [AD 2001-25-06](https://openairdocs.org/ad/2001-25-06): AHRS WARN Circuits · Sikorsky S-76B and S-76C. Effective Jan 4, 2002
- [AD 2001-10-06](https://openairdocs.org/ad/2001-10-06): Main Rotor Shaft Assembly · Sikorsky S-76A, S-76B and S-76C. Effective Jun 21, 2001
- [AD 2001-03-51](https://openairdocs.org/ad/2001-03-51): Main Rotor Shafts · Sikorsky S-76B and S-76C. Effective Mar 21, 2001
- [AD 2001-01-04](https://openairdocs.org/ad/2001-01-04): Rod Assembly · Sikorsky S-76A, S-76B and S-76C. Effective Feb 2, 2001
- [AD 2000-11-52](https://openairdocs.org/ad/2000-11-52): Main Rotor Blade · Sikorsky S-76A, S-76B and S-76C. Effective Aug 31, 2000
- [AD 99-19-30](https://openairdocs.org/ad/99-19-30): Tail Gearbox Forward Fairing · Sikorsky S-76A, S-76B and S-76C. Effective Oct 4, 1999
- [AD 99-07-01](https://openairdocs.org/ad/99-07-01): Rotorcraft Flight Manual - Operating Limitations · Sikorsky S-76C. Effective Apr 7, 1999
- [AD 99-01-09](https://openairdocs.org/ad/99-01-09): Fuel Supply Line · Sikorsky S-76C. Effective Mar 3, 1999
- [AD 98-17-15](https://openairdocs.org/ad/98-17-15): Swashplate Assembly Uniball Bearing Retainer Inspection · Sikorsky S-76A, S-76B and S-76C. Effective Feb 1, 1999

### Matched by engine (Turbomeca ARRIEL-2S1)

- [AD 2021-13-08](https://openairdocs.org/ad/2021-13-08): Fuel Control/Turbine Engines · Safran Helicopter Engines Arriel 2C and Arriel 2S1. Effective Aug 19, 2021
- [AD 2021-13-03](https://openairdocs.org/ad/2021-13-03): Fuel Control/Turbine Engines · Safran Helicopter Engines Arriel 2B, Arriel 2B1, Arriel 2C and 4 more. Effective Aug 13, 2021
- [AD 2021-05-08](https://openairdocs.org/ad/2021-05-08): Engine BMEP/Torque Indicating · Safran Helicopter Engines Arriel 2C, Arriel 2C1, Arriel 2S1 and 1 more. Effective Apr 15, 2021
- [AD 2016-25-13](https://openairdocs.org/ad/2016-25-13): Engine accessory gearbox (AGB) · Safran Helicopter Engines Arriel 2B, Arriel 2B1, Arriel 2C and 6 more. Effective Feb 3, 2017
- [AD 2016-03-02](https://openairdocs.org/ad/2016-03-02): Torque conformation box (TCB) · Turbomeca Arriel 2C, Arriel 2C1, Arriel 2C2 and 2 more. Effective Mar 15, 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 2014-12-05](https://openairdocs.org/ad/2014-12-05): HMU drive gear shaft · Turbomeca Arriel 2B, Arriel 2B1, Arriel 2C and 4 more. Effective Aug 4, 2014
- [AD 2010-04-07](https://openairdocs.org/ad/2010-04-07): Engine · Turbomeca Arriel 2S1. Effective Mar 23, 2010
- [AD 2007-24-10](https://openairdocs.org/ad/2007-24-10): HP/LP fuel pump · Turbomeca Arriel 2S1 and Arriel 2S2. Effective Dec 14, 2007
- [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 2002-16-25](https://openairdocs.org/ad/2002-16-25): Fuel pumps · Turbomeca Arriel 2B, Arriel 2C and Arriel 2S1. Effective Sep 26, 2002

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

- [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 2018-10-07](https://openairdocs.org/ad/2018-10-07) (historical): Engine Controls · Sikorsky S-76C. Effective Jun 25, 2018
- [AD 2010-11-52](https://openairdocs.org/ad/2010-11-52) (historical): Navigation system · Sikorsky S-76A, S-76B and S-76C
- [AD 2006-22-05](https://openairdocs.org/ad/2006-22-05) (historical): Integrated navigation units (INUs) · 328 Support Services 328-100, 328-300, Jetstream Model 4101 and 27 more. Effective Dec 1, 2006
- [AD 2005-22-01](https://openairdocs.org/ad/2005-22-01) (historical): Main rotor lower bifilar arm assembly · Sikorsky S-76A, S-76B and S-76C. Effective Nov 10, 2005
- [AD 2000-23-52](https://openairdocs.org/ad/2000-23-52) (historical): Main Rotor Shaft Assembly · Sikorsky S-76A Model/Series (all), S-76B and S-76C. Effective Feb 16, 2001
- [AD 2000-23-51](https://openairdocs.org/ad/2000-23-51) (historical): Main Transmission Oil Seal · Sikorsky S-76A Model/Series (all), S-76B and S-76C
- [AD 2016-04-12](https://openairdocs.org/ad/2016-04-12) (historical): Engine accessory gearbox (AGB) · Turbomeca Arriel 2B, Arriel 2B1, Arriel 2C and 6 more. Effective Apr 14, 2016
- [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

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

- [SAIB AIR-20-11](https://openairdocs.org/saib/AIR-20-11): Attitude and Direction Data System, Incorrect AHRS Yaw Rate Output. Issued Jun 22, 2020
- [SAIB SW-08-37](https://openairdocs.org/saib/SW-08-37): Inoperative Cyclic Control Stick Guard. Issued Jul 22, 2008

## NTSB investigations

None matched to N76PC.

## FAA accident and incident reports

None matched to N76PC.

## Service difficulty reports

None filed for this aircraft.

## Related

- Other Sikorsky S-76C aircraft: https://openairdocs.org/model/sikorsky-s-76c/aircraft.md
- STCs for the Sikorsky S-76C: https://openairdocs.org/model/sikorsky-s-76c/stcs.md
- The Turbomeca ARRIEL-2S1 engine: https://openairdocs.org/engine/turbomeca-arriel-2s1.md

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