# N117NC: 1997 Eurocopter Deutschland MBB-BK 117 C-1

- Status: Valid registration
- Airframe: [Eurocopter Deutschland MBB-BK 117 C-1](https://openairdocs.org/model/eurocopter-deutschland-mbb-bk-117-c-1) (registry code 5626025, 7 seats)
- Engine: [Turbomeca ARRIEL-1SER](https://openairdocs.org/engine/turbomeca-arriel-1ser) (registry code 60030)
- Data sheets: [TCDS H13EU](https://openairdocs.org/tcds/H13EU) (Airbus Helicopters Deutschland GmbH (AHD)) (OpenAirDocs)
- Serial number: 7517
- Year built: 1997
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, transport
- Airworthiness date: June 6, 2001
- Certificate issued: June 12, 2013
- Expires: June 30, 2029
- Mode S code: A04763
- Registered owner: [Triple M Leasing LLC](https://openairdocs.org/faa-owner/TRIPLE%20M%20LEASING%20LLC)
- Location: [Shreveport, LA](https://openairdocs.org/faa-place/LA/Shreveport)
- Owner type: LLC
- Owner's area on the map: 32.5905° N, 93.8637° W: Placed by OpenAirDocs at the center of ZIP code 71107, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=117NC
- Page: https://openairdocs.org/aircraft/N117NC

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): 32 in force

### Matched by airframe (Eurocopter Deutschland MBB-BK 117 C-1)

- [AD 2026-21-02](https://openairdocs.org/ad/2026-21-02): Air conditioning system · Airbus Helicopters Deutschland MBB-BK 117 C-1. Effective Oct 26, 2026
- [AD 2026-08-10](https://openairdocs.org/ad/2026-08-10): Passenger compartment equipment · B/E Aerospace Fischer Medical Seat 230/305, EC135P1, EC135T1 and 19 more. Effective May 11, 2026
- [AD 2026-05-04](https://openairdocs.org/ad/2026-05-04): Main Rotor Head · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Apr 17, 2026
- [AD 2025-25-05](https://openairdocs.org/ad/2025-25-05): Rotorcraft Flight Control · Airbus Helicopters Deutschland BO-105A, BO-105C, BO-105S and 6 more. Effective Dec 31, 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 2023-03-01](https://openairdocs.org/ad/2023-03-01): Main Rotor System · ECD Superlifter Conversion Kit 105-800331 (Eurocopter Deutschland STC SR00043RD). Effective Feb 21, 2023
- [AD 2022-11-07](https://openairdocs.org/ad/2022-11-07): Main Rotor System · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 5 more. Effective Jul 8, 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 2021-22-07](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 2021-14-05](https://openairdocs.org/ad/2021-14-05): Main Rotor Blades · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Aug 18, 2021
- [AD 2021-11-09](https://openairdocs.org/ad/2021-11-09): Main Rotor System · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Jul 12, 2021
- [AD 2021-10-21](https://openairdocs.org/ad/2021-10-21): Main Rotor System · Airbus Helicopters Deutschland BO-105A, BO-105C, BO-105LS A-3 and 9 more. Effective Jul 7, 2021
- [AD 2021-05-07](https://openairdocs.org/ad/2021-05-07): Electrical Power System Wiring · Airbus Helicopters Deutschland BO-105A, BO-105C, BO-105S and 6 more. Effective Apr 16, 2021
- [AD 2021-02-11](https://openairdocs.org/ad/2021-02-11): Tail Rotor Gearbox · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 4 more. Effective Apr 15, 2021
- [AD 2020-18-11](https://openairdocs.org/ad/2020-18-11): Emergency Exits · Airbus Helicopters Deutschland MBB-BK 117 A-3, MBB-BK 117 A-4, MBB-BK 117 B-1 and 2 more. Effective Nov 10, 2020
- [AD 2019-06-05](https://openairdocs.org/ad/2019-06-05): Tail Rotor Gearbox · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 4 more. Effective May 7, 2019
- [AD 2019-05-05](https://openairdocs.org/ad/2019-05-05): Main Rotor Drive System · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Apr 17, 2019
- [AD 2016-01-14](https://openairdocs.org/ad/2016-01-14): Engine Controls · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 4 more. Effective Feb 25, 2016
- [AD 2013-16-13](https://openairdocs.org/ad/2013-16-13): Tail Rotor Head · Airbus Helicopters Deutschland BO-105A, BO-105C, BO-105LS A-1 and 8 more. Effective Sep 27, 2013
- [AD 2013-11-15](https://openairdocs.org/ad/2013-11-15): Main Rotor Control · Airbus Helicopters Deutschland BO-105A, BO-105C, BO-105LS A-1 and 14 more. Effective Jul 26, 2013
- [AD 2012-14-14](https://openairdocs.org/ad/2012-14-14): Equipment/furnishing system wiring · Airbus Helicopters Deutschland MBB-BK 117 A-3, MBB-BK 117 A-4, MBB-BK 117 B-1 and 2 more. Effective Aug 31, 2012
- [AD 2012-13-11](https://openairdocs.org/ad/2012-13-11): Tail Rotor Head · Airbus Helicopters Deutschland BO-105LS A-3, MBB-BK 117 A-1, MBB-BK 117 A-3 and 5 more. Effective Aug 7, 2012
- [AD 2012-09-11](https://openairdocs.org/ad/2012-09-11): Placards and Markings · Airbus Helicopters Deutschland MBB-BK 117 C-1 and MBB-BK 117 C-2. Effective Jul 9, 2012
- [AD 2009-11-01](https://openairdocs.org/ad/2009-11-01): Main rotor blades · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Jun 12, 2009
- [AD 2004-13-05](https://openairdocs.org/ad/2004-13-05): Vertical Fin Skin Paneling · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Jul 30, 2004
- [AD 2004-01-10](https://openairdocs.org/ad/2004-01-10): Tail Rotor (TR) Transmission or Intermediate (INT) Gearbox · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Jan 22, 2004
- [AD 2000-26-06](https://openairdocs.org/ad/2000-26-06): Tension-Torsion (TT) Strap · Eurocopter Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Feb 26, 2001
- [AD 2000-08-16](https://openairdocs.org/ad/2000-08-16): Cowling Doors · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Jun 2, 2000
- [AD 2000-06-07](https://openairdocs.org/ad/2000-06-07): Bevel Gear · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Apr 28, 2000
- [AD 98-24-13](https://openairdocs.org/ad/98-24-13): Tail Boom Vertical Fin · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Dec 4, 1998
- [AD 97-23-07](https://openairdocs.org/ad/97-23-07): Record New Life Limit Of Clutch · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Dec 10, 1997
- [AD 95-08-12](https://openairdocs.org/ad/95-08-12): Access Door · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective May 23, 1995

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

None in force.

### 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 2019-07-07](https://openairdocs.org/ad/2019-07-07) (historical): Main Rotor System · Airbus Helicopters Deutschland BO-105A, BO-105C, BO-105LS A-3 and 9 more. Effective May 24, 2019
- [AD 2000-01-11](https://openairdocs.org/ad/2000-01-11) (historical): Tension-Torsion (TT) Strap · Eurocopter Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Jan 28, 2000
- [AD 99-17-07](https://openairdocs.org/ad/99-17-07) (historical): Tension-torsion Strap · Eurocopter Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more
- [AD 97-26-03](https://openairdocs.org/ad/97-26-03) (historical): Main Rotor Mast Flange · Airbus Helicopters Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Dec 31, 1997
- [AD 95-21-12](https://openairdocs.org/ad/95-21-12) (historical): Main Rotor Blades Inspection · Eurocopter Deutschland MBB-BK 117 A-1, MBB-BK 117 A-3, MBB-BK 117 A-4 and 3 more. Effective Nov 20, 1995

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

- [SAIB SW-08-38](https://openairdocs.org/saib/SW-08-38): Sandel Electronic Horizontal Situation Indicator SN3308 Heading Repeater Display Installations. Issued Jul 30, 2008

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ERA25LA204](https://openairdocs.org/ntsb/ERA25LA204), May 19, 2025: Eurocopter Deutschland MBB-BK 117 C-1 (N117NC), Fort Washington, PA, substantial damage. Probable cause: Maintenance personnel’s failure to identify and replace damaged rivet nuts at the air conditioning louver assembly, which resulted in the separation of the louver assembly from the helicopter, the…

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20250519006459A](https://openairdocs.org/incident/20250519006459A), May 19, 2025: Eurocopter Deutschland Gmbh MBB-BK 117 C-1 (N117NC), Fort Washington, PA, Substantial damage. During cruise flight, pilot experienced a sudden yaw and loss of tail rotor control and initiated an emergency autorotation descent and landing in a…

## Service difficulty reports (54, newest 50)

As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 2025F00098](https://openairdocs.org/sdr/2025F00098), Apr 22, 2025: STIFFENER. CRACKED. INSTRUMENT PANEL STIFFENER CRACKED
- [SDR QMLA2012041312060](https://openairdocs.org/sdr/QMLA2012041312060), Apr 13, 2012: CASTING. CRACKED. FOUND OIL LEAKING AROUND VERTICAL FIN AREA. INSPECTED AREA AND FOUND TAIL ROTOR GEARBOX LEAKING AND NOTICED THAT TAIL ROTOR CASTING WAS ALSO CRACKED. UPON DISAS
- [SDR QMLA052309018](https://openairdocs.org/sdr/QMLA052309018), May 23, 2009: CHIP DETECTOR. ILLUMINATED. IN CRUISE FLIGHT, TO PICK UP A PATIENT AT 2500MSL, ACFT EXPERIENCED A T/R CHIP LIGHT. THE ACFT COMPLETED THE EMERGENCY PROCEDURE FOR SAME, DIVERTED TO AN AIRPOR
- [SDR BAQA200700033](https://openairdocs.org/sdr/BAQA200700033), Oct 2, 2007: BLADE. CRACKED. WHILE PERFORMING A PREFLIGHT A CRACK WAS FOUND IN THE TAIL ROTOR BLADE NEAR THE DATA TAG.
- [SDR BAQA094310](https://openairdocs.org/sdr/BAQA094310), May 3, 2004: INDICATOR. INOPERATIVE. GAUGE BACKLIGHTING INOPERATIVE. REPLACED WITH SERVICABLE UNIT. 05/05/2004
- [SDR BAQA092676](https://openairdocs.org/sdr/BAQA092676), Feb 12, 2004: BLOWER. FAILED. BLOWER FAILED OUT OF BOX. REPLACED WITH SERVICABLE UNIT. 02/12/2004
- [SDR BAQA092577](https://openairdocs.org/sdr/BAQA092577), Feb 2, 2004: WIRE HARNESS. DAMAGED. FIRE DAMAGE, N2 WIRE OUTER INSULATION. REPLACED WITH SERVICEABLE UNIT 02/09/2004
- [SDR BAQA092575](https://openairdocs.org/sdr/BAQA092575), Jan 28, 2004: BLEED VALVE. WORN. WARRANTY. UNIT COVERED UNDER SUPPORT BY HOUR. UNIT EXTREMELY WORN. REPLACED WITH SERVICEABLE UNIT. 02/09/2004
- [SDR BAQA092574](https://openairdocs.org/sdr/BAQA092574), Jan 28, 2004: BLEED VALVE. WORN. WARRANTY- COVERED BY SUPPORT BY HOUR. UNIT EXTREMELY WORN. REPLACED WITH SERVICEABLE UNIT. 02/09/2004
- [SDR BAQA091408](https://openairdocs.org/sdr/BAQA091408), Dec 6, 2003: BUSHING. DEFECTIVE. TAIL ROTOR ACTUATOR LOWER BUSHING DEFECTIVE. REPLACED WITH SERVICEABLE UNIT. 12/11/03
- [SDR BAQA087569](https://openairdocs.org/sdr/BAQA087569), Jun 1, 2003: STARTER GEN. INOPERATIVE. STARTER GENERATOR INOPERATIVE. REPLACED WITH SERVICEABLE UNIT.
- [SDR BAQA084085](https://openairdocs.org/sdr/BAQA084085), Feb 5, 2003: INDICATOR. STICKING. TRIPLE TACH NR NEEDLE STICKS.
- [SDR BAQA084043](https://openairdocs.org/sdr/BAQA084043), Jan 28, 2003: BATTERY. WORN. INTERMITTENT CHARGE OF BATTERY. NO CHARGE LIGHT ON. REPLACED WITH SERVICEABLE UNIT.
- [SDR BAQA081531](https://openairdocs.org/sdr/BAQA081531), Nov 25, 2002: VALVE. INTERFERENCE. HEATER MIXIING VALVE HAS INTERMITTENT OPERATION. REPLACED WITH SERVICEABLE UNIT.
- [SDR 20000413SH016](https://openairdocs.org/sdr/20000413SH016), Jan 19, 2000: INDICATOR. INOPERATIVE. TRANS OIL INDICATION LIGHT INOPERATIVE. REMOVED AND REPLACED. (X)
- [SDR 99ZZZX2876](https://openairdocs.org/sdr/99ZZZX2876), May 17, 1999: BEARING. WORN. TAIL ROTOR BEARINGS WORN. REF: RMA NR R020377. REMOVED AND REPLACED.
- [SDR 99ZZZX1257](https://openairdocs.org/sdr/99ZZZX1257), Oct 7, 1998: INDICATOR. INACCURATE. INDICATOR HAS INTERMITTENT TORQUE SPLITS. AIRCRAFT HAD 920.5 HOURS WHEN PROBLEM STARTED. REMOVED AND REPLACED.
- [SDR 99ZZZX909](https://openairdocs.org/sdr/99ZZZX909), Oct 5, 1998: HINGE. CRACKED. DOOR HINGE CRACKED. PART SCRAPPED ON SITE. REF: RMA NR R014017. REMOVED AND REPLACED.
- [SDR 99ZZZX1256](https://openairdocs.org/sdr/99ZZZX1256), Aug 25, 1998: FIREWALL. CRACKED. FIREWALL CRACKED IN SEVERAL PLACES. REF: RMA NR R016840. REMOVED AND REPLACED.
- [SDR 99ZZZX1255](https://openairdocs.org/sdr/99ZZZX1255), Aug 25, 1998: FIREWALL. CRACKED. FIREWALL CRACKED IN SEVERAL PLACES. REF: RMA NR R016840. REMOVED AND REPLACED.
- [SDR 99ZZZX1254](https://openairdocs.org/sdr/99ZZZX1254), Aug 25, 1998: FIREWALL. CRACKED. FIREWALL CRACKED IN SEVERAL PLACES. REF: RMA NR R016840. REMOVED AND REPLACED.
- [SDR 98ZZZX1751](https://openairdocs.org/sdr/98ZZZX1751), Apr 16, 1998: SWITCH. FAILED. SWITCH TIES INTERMITTENTLY. REMOVED AND REPLACED.
- [SDR 98ZZZX1747](https://openairdocs.org/sdr/98ZZZX1747), Apr 12, 1998: COUNTER. FAILED. CYCLE COUNTER QUIT OPERATING AFTER APPROXIMATELY 2 MONTHS. REMOVED AND REPLACED.
- [SDR 98ZZZX1750](https://openairdocs.org/sdr/98ZZZX1750), Mar 23, 1998: TRANSDUCER. FAILED. TRANSDUCER FAILED. NEVER USED. REMOVED AND REPLACED.
- [SDR 98ZZZX1749](https://openairdocs.org/sdr/98ZZZX1749), Mar 23, 1998: COUNTER. FAILED. CYCLE COUNTER NEW - NEVER USED. REMOVED AND REPLACED.
- [SDR 98ZZZX1752](https://openairdocs.org/sdr/98ZZZX1752), Mar 13, 1998: ACTUATOR. FAILED. HEATER CAUTION LIGHT COMES ON WITH BOTH ENGINE HEATERS SELECTED. REMOVED AND REPLACED.
- [SDR 98ZZZX1748](https://openairdocs.org/sdr/98ZZZX1748), Mar 7, 1998: INDICATOR. INTERMITTENT. MAIN FUEL INDICATION INTERMITTENTLY DROPS TO 5 GALLONS THEN RETURNS TO NORMAL. REMOVED AND REPLACED.
- [SDR 98ZZZX1509](https://openairdocs.org/sdr/98ZZZX1509), Feb 6, 1998: COMPUTER. FAILED. CSAS COMPUTER PITCH LIGHT ILLUMINATED INTERMITTENTLY IN-FLIGHT. REMOVED AND REPLACED.
- [SDR 98ZZZX1513](https://openairdocs.org/sdr/98ZZZX1513), Jan 30, 1998: COMPUTER. FAILED. CSAS COMPUTER INTERMITTENT. ROLL AND PITCH CHANNELS BOTH DROP OFF-LINE AND CANNOT BE RESET OR JUST WILL NOT COME ON-LINE. REMOVED AND REPLACED.
- [SDR 98ZZZX1832](https://openairdocs.org/sdr/98ZZZX1832), Jan 9, 1998: SEAL. LEAK. SEALS USED TO REPAIR FUEL LEAK - 2 SCRAPPED ON SITE. REMOVED AND REPLACED 2 EACH.
- [SDR 98ZZZX1831](https://openairdocs.org/sdr/98ZZZX1831), Jan 9, 1998: SEAL. LEAK. SEALS USED TO REPAIR FUEL LEAK - 2 SCRAPPED ON SITE. REMOVED AND REPLACED 2 EACH.
- [SDR 98ZZZX1830](https://openairdocs.org/sdr/98ZZZX1830), Jan 9, 1998: SEAL. LEAK. SEALS USED TO REPAIR FUEL LEAK - 2 SCRAPPED ON SITE. REMOVED AND REPLACED 2 EACH.
- [SDR 98ZZZX1829](https://openairdocs.org/sdr/98ZZZX1829), Jan 9, 1998: SEAL. LEAK. SEALS USED TO REPAIR FUEL LEAK - 7 SCRAPPED ON SITE.
- [SDR 98ZZZX1828](https://openairdocs.org/sdr/98ZZZX1828), Jan 9, 1998: SEAL. LEAK. SEAL USED TO REPAIR FUEL LEAK - SCRAPPED ON SITE. REMOVED AND REPLACED.
- [SDR 98ZZZX1827](https://openairdocs.org/sdr/98ZZZX1827), Jan 9, 1998: SEAL. LEAK. SEALS USED TO REPAIR FUEL LEAK - SCRAPPED ON SITE. REMOVED AND REPLACED 2 EA.
- [SDR 98ZZZX1826](https://openairdocs.org/sdr/98ZZZX1826), Jan 9, 1998: SEAL. LEAK. SEAL USED TO REPAIR FUEL LEAK - SCRAPPED ON SITE. REMOVED AND REPLACED.
- [SDR 98ZZZX1825](https://openairdocs.org/sdr/98ZZZX1825), Jan 9, 1998: SEAL. LEAK. SEAL USED TO REPAIR FUEL LEAK - SCRAPPED ON SITE. REMOVED AND REPLACED.
- [SDR 98ZZZX1824](https://openairdocs.org/sdr/98ZZZX1824), Jan 9, 1998: SEAL. LEAK. SEALS USED TO REPAIR FUEL LEAK - SCRAPPED ON SITE. REMOVED AND REPLACED 4 EACH.
- [SDR 98ZZZX1823](https://openairdocs.org/sdr/98ZZZX1823), Jan 9, 1998: SEAL. LEAK. SEALS USED TO REPAIR FUEL LEAK - SCRAPPED 4 ON SITE. REMOVED AND REPLACED 4 EACH.
- [SDR 98ZZZX1511](https://openairdocs.org/sdr/98ZZZX1511), Jan 9, 1998: VALVE. FAILED. VENT VALVE FAILED. REMOVED AND REPLACED.
- [SDR 98ZZZX1510](https://openairdocs.org/sdr/98ZZZX1510), Jan 9, 1998: VALVE. FAILED. VENT VALVE FAILURE. ALLOWS FUEL TO VENT. REMOVED AND REPLACED.
- [SDR 98ZZZX952](https://openairdocs.org/sdr/98ZZZX952), Dec 29, 1997: VALVE. FAILED. BLEED VALVE DOES NOT OPERATE. REMOVED AND REPLACED.
- [SDR 98ZZZX951](https://openairdocs.org/sdr/98ZZZX951), Dec 28, 1997: CONTROL UNIT. FAILED. HEATER OVERHEATED. REMOVED AND REPLACED.
- [SDR 98ZZZX953](https://openairdocs.org/sdr/98ZZZX953), Dec 18, 1997: VALVE. STICKS. VALVE STICKS WHEN SELECTING HEAT. REMOVED AND REPLACED.
- [SDR 98ZZZX366](https://openairdocs.org/sdr/98ZZZX366), Dec 4, 1997: HORIZON. FAILED. INOPERABLE FOR P/R CSAS SYSTEM. REMOVED AND REPLACED.
- [SDR 98ZZZX178](https://openairdocs.org/sdr/98ZZZX178), Dec 1, 1997: VAPOR SEAL. MALFUNCTION. INSPECTED FUEL SYSTEM AND ENGINES AND FOUND FUEL SEEPING FROM THE RT FORWARD FUEL VENT. APPLIED AIR BACK PRESSURE TO THE RT FORWARD VENT VALVE. TOPPED FUEL OFF 
- [SDR 98ZZZX328](https://openairdocs.org/sdr/98ZZZX328), Nov 25, 1997: BRACKET. BROKEN. BRACKET WELDS BROKE. REMOVED AND REPLACED.
- [SDR 98ZZZX273](https://openairdocs.org/sdr/98ZZZX273), Nov 4, 1997: COMPUTER. FAILED. SPAS COMPUTER HAS IMPROPER OUTPUT VOLTS. REMOVED AND REPLACED.
- [SDR 98ZZZX272](https://openairdocs.org/sdr/98ZZZX272), Oct 28, 1997: PITCH LINK ASSY. WORN. PITCH LINK ASSY (2 EACH) BEARINGS WORN. REMOVED AND REPLACED.
- [SDR 97ZZZX3663](https://openairdocs.org/sdr/97ZZZX3663), Jun 28, 1997: STATIC INVERTER. MALFUNCTIONED. INVERTER CAUSES INTERMITTENT FAILURES IN SYSTEMS IT PROVIDES BUSS FOR. REMOVED AND REPLACED

All 54: https://openairdocs.org/aircraft/N117NC/reports.md

## STCs that may be installed (OpenAirDocs) (83, 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 Deutschland MBB-BK 117 C-1)

- [STC SR00601DE](https://openairdocs.org/stc/SR00601DE): Installation of a cabin air conditioning system. Air Comm Corporation
- [STC SR12398DE](https://openairdocs.org/stc/SR12398DE): Installation of Improved Heater Ejector. Air Comm Corporation
- [STC SR02270SE](https://openairdocs.org/stc/SR02270SE): Fabrication and installation of Geneva Aviation Audio System. AEM USA Inc
- [STC SR02444SE](https://openairdocs.org/stc/SR02444SE): Installation of P178 Failsafe Audio Mixer. AEM USA Inc
- [STC SR00638DE](https://openairdocs.org/stc/SR00638DE): Installation of a Floor Mounted Litter System (FMLS). Air Methods LLC
- [STC SR04465NY](https://openairdocs.org/stc/SR04465NY): Installation of the iPad Mount. Avio Design Group Inc
- [STC SH8975SW](https://openairdocs.org/stc/SH8975SW): Installation of an Isolair Eliminator II Fire Fighting System. Isolair Inc
- [STC SR00126DE-D](https://openairdocs.org/stc/SR00126DE-D): Installation of enlarged aft cargo door windows. Air Methods LLC
- [STC SR01853SE](https://openairdocs.org/stc/SR01853SE): Installation of skid tubes. Dart Aerospace USA Inc
- [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 SR00181BO](https://openairdocs.org/stc/SR00181BO): Installation of Outerlink Corporation CP-2 Satcom System in accordance with Outerlink Corporation Master Document List No. D000-1002, Revision IR, dated December 23, 2003, or later FAA-approved revision. Outerlink Corporation
- [STC SR02867AT](https://openairdocs.org/stc/SR02867AT): Installation of windows. TECH-TOOL PLASTICS INC
- [STC SR01611SE](https://openairdocs.org/stc/SR01611SE): Installation of a Supplemental Lighting System. Aviation Specialties Unlimited Inc
- [STC SR00109RD](https://openairdocs.org/stc/SR00109RD): Installation of the Powered Stretcher System. HeliMods Pty Ltd
- [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 SR00851DE](https://openairdocs.org/stc/SR00851DE): Installation of Automatic Dependent Surveillance - Broadcast (ADS-B) Out functionality using the Garmin GTX 330ES transponder and a qualified position sensor. Peregrine
- [STC SH5519SW](https://openairdocs.org/stc/SH5519SW): Modification of crew door sliding window. The NORDAM Group LLC
- [STC SH5751SW](https://openairdocs.org/stc/SH5751SW): Installation of cargo door window assembly P/N 117-24311. The NORDAM Group LLC
- [STC SH7360SW](https://openairdocs.org/stc/SH7360SW): Installation of a passenger door window. The NORDAM Group LLC
- [STC SR09634RC](https://openairdocs.org/stc/SR09634RC): Installation of a Balloon Pump Restraint System (BPRS). JJASPP Engineering Services LLC
- [STC SR00826DE](https://openairdocs.org/stc/SR00826DE): Installation of Honeywell Sky Connect Tracker III system. Cert Works LLC
- [STC SR08995RC](https://openairdocs.org/stc/SR08995RC): Installation of a structural medical floor in the Eurocopter Model MBB-BK 117 A-1, A-3, A-4, B-1, B-2, and C-1 Helicopters, in accordance with Heli-Dyne Systems, Inc. RSG Products
- [STC SR00822DE](https://openairdocs.org/stc/SR00822DE): Certification of Honeywell MK XXI Helicopter Terrain Awareness and Warning System (HTAWS). Cert Works LLC
- [STC SR00823DE](https://openairdocs.org/stc/SR00823DE): Installation of Garmin Helicopter Terrain Awareness and Warning System (HTAWS). Cert Works LLC
- [STC SR03353NY](https://openairdocs.org/stc/SR03353NY): Installation of Heli-Utility-Basket. Dart Aerospace Limited
- [STC SR02407SE](https://openairdocs.org/stc/SR02407SE): Installation of Geneva Aviation 28 - 14 VDC Power Converter. AEM USA Inc
- [STC SR02535LA](https://openairdocs.org/stc/SR02535LA): Installation of Honeywell Model 15175 VXP Health Monitoring System. Diagnostic Solution International LLC
- [STC SH840NE](https://openairdocs.org/stc/SH840NE): Installation of emergency medical system (EMS) interior. Sikorsky Aircraft Corporation
- [STC SR00945NY](https://openairdocs.org/stc/SR00945NY): Installation of a battery alarm system. Sikorsky Aircraft Corporation
- [STC SR01121NY-D](https://openairdocs.org/stc/SR01121NY-D): Installation of a SX5E Nightsun. Sikorsky Aircraft Corporation
- [STC SR01607NY-D](https://openairdocs.org/stc/SR01607NY-D): Installation of Skytrac Systems inc. ISAT-100 Airborne Position/Data communicator. Sikorsky Aircraft Corporation
- [STC SR09440RC](https://openairdocs.org/stc/SR09440RC): Installation of Night Vision Imaging System (NVIS)/Night Vision Goggles (NVG) Compatible Lighting System. REB Technologies Inc
- [STC SR00007DE](https://openairdocs.org/stc/SR00007DE): Installation of cockpit heater and windshield defroster system. Air Comm Corporation
- [STC SR09171RC](https://openairdocs.org/stc/SR09171RC): Installation of an external auxiliary crashworthy fuel system. Apical Industries, Inc. dba Dart Aerospace
- [STC SR03316NY](https://openairdocs.org/stc/SR03316NY): Installation of Bearpaws. Dart Aerospace Limited
- [STC SR00631DE-D](https://openairdocs.org/stc/SR00631DE-D): Installation of an AKV, Inc. Dual Engine Cycle Counter. AKV Inc
- [STC SR00120AT](https://openairdocs.org/stc/SR00120AT): Installation of replacment windshield, aft fuselage windows and upper canopy windows. Bell Helicopter Textron Inc
- [STC SR09523RC](https://openairdocs.org/stc/SR09523RC): Installation of Night Vision Goggle (NVG) compatible interior lighting system. Ahlers Aerospace Inc
- [STC SR00346DE](https://openairdocs.org/stc/SR00346DE): Installation of a medical sub-floor. Air Methods Corporation
- [STC SR00389DE](https://openairdocs.org/stc/SR00389DE): Installation of Emergency Medical System. Air Methods Corporation
- [STC SR00350DE-D](https://openairdocs.org/stc/SR00350DE-D): Installation of Co-Pilot Control Covers. Air Methods Corporation
- [STC SR00618DE-D](https://openairdocs.org/stc/SR00618DE-D): Installation of External Scene Lights. Air Methods Corporation
- [STC SR00553DE-D](https://openairdocs.org/stc/SR00553DE-D): Installation of an Emergency Medical Services (EMS) inerior system and a Liquid Oxygen (LOX) system. Air Methods Corporation
- [STC SR00461DE-D](https://openairdocs.org/stc/SR00461DE-D): Installation of Supplemental Lighting System and LED cockpit/cabin dome light. Air Methods Corporation
- [STC SR00553DE](https://openairdocs.org/stc/SR00553DE): Installation of an Emergency Medical Services (EMS) interior system and a Liquid Oxygen (LOX) system. Air Methods Corporation
- [STC SR09258RC](https://openairdocs.org/stc/SR09258RC): Installation of Ferno-Washington Stat-Trac Stretcher restraint system. Ferno Aviation Inc a Georgia Corporation
- [STC SH498NE-D](https://openairdocs.org/stc/SH498NE-D): Relocation and installation of aircraft battery per AEC Drawing List 117A82-1707 latest FAA approved revision. American Eurocopter Corporation
- [STC SH665NE-D](https://openairdocs.org/stc/SH665NE-D): Installation of a ganged door latch system on rear clam shell doors. American Eurocopter Corporation
- [STC SH8163SW-D](https://openairdocs.org/stc/SH8163SW-D): Relocation and installation of aircraft dataplate. American Eurocopter Corporation
- [STC SH8164SW-D](https://openairdocs.org/stc/SH8164SW-D): Installation of combination position lights with supplemental strobe anticollision lights. American Eurocopter Corporation

All 83: https://openairdocs.org/aircraft/N117NC/stcs.md

## Related

- Other Eurocopter Deutschland MBB-BK 117 C-1 aircraft: https://openairdocs.org/model/eurocopter-deutschland-mbb-bk-117-c-1/aircraft.md
- The Turbomeca ARRIEL-1SER engine: https://openairdocs.org/engine/turbomeca-arriel-1ser.md

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