# N2BT: 2023 Airbus Helicopters Deutschland MBB-BK117 D-3 - Status: Valid registration - Airframe: [Airbus Helicopters Deutschland MBB-BK117 D-3](https://openairdocs.org/model/airbus-helicopters-deutschland-mbb-bk117-d-3) (registry code 5620025, 10 seats) - Engine: [Safran ARRIEL-2E](https://openairdocs.org/engine/safran-arriel-2e) (registry code 59998) - Data sheets: [TCDS H13EU](https://openairdocs.org/tcds/H13EU) (Airbus Helicopters Deutschland GmbH (AHD)), [TCDS E00054EN](https://openairdocs.org/tcds/E00054EN) (Safran Helicopter Engines S.A.) (OpenAirDocs) - Serial number: 21195 - Year built: 2023 - Type: Rotorcraft - Engine type: Turbo-shaft - Airworthiness: Standard, transport - Airworthiness date: October 9, 2023 - Certificate issued: November 10, 2023 - Expires: November 30, 2030 - Mode S code: A18D7C - Registered owner: [Bt T2 LLC](https://openairdocs.org/faa-owner/BT%20T2%20LLC) - Location: [Missoula, MT](https://openairdocs.org/faa-place/MT/Missoula) - Owner type: LLC - Owner's area on the map: 46.9040° N, 113.9193° W: Placed by OpenAirDocs at the center of ZIP code 59802, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=2BT - Page: https://openairdocs.org/aircraft/N2BT 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): 25 in force ### Matched by airframe (Airbus Helicopters Deutschland MBB-BK117 D-3) - [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 2026-10-20](https://openairdocs.org/ad/2026-10-20): Main Rotor Mast/Swashplate · Airbus Helicopters Deutschland MBB-BK 117 D-3. Effective Jul 9, 2026 - [AD 2026-08-51](https://openairdocs.org/ad/2026-08-51): Main rotor drive system · Airbus Helicopters Deutschland MBB-BK 117 D-3. Effective May 14, 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 2026-06-04](https://openairdocs.org/ad/2026-06-04): Rotorcraft flight control · Airbus Helicopters Deutschland MBB-BK 117 D-3. Effective Apr 30, 2026 - [AD 2026-02-12](https://openairdocs.org/ad/2026-02-12): Main Rotor Mast/Swashplate · Airbus Helicopters Deutschland MBB-BK 117 D-3. Effective Feb 17, 2026 - [AD 2025-25-11](https://openairdocs.org/ad/2025-25-11): Cabin Equipment/Furnishings · Airbus Helicopters Deutschland MBB-BK 117 C-2, MBB-BK 117 D-2 and MBB-BK 117 D-3. Effective Feb 6, 2026 - [AD 2025-20-06](https://openairdocs.org/ad/2025-20-06): Air Conditioning System · Airbus Helicopters Deutschland MBB-BK 117 D-2 and MBB-BK 117 D-3. Effective Dec 23, 2025 - [AD 2025-18-12](https://openairdocs.org/ad/2025-18-12): Battery/Charger System · Airbus Helicopters Deutschland MBB-BK 117 D-3. Effective Oct 29, 2025 - [AD 2025-18-04](https://openairdocs.org/ad/2025-18-04): Cabin Equipment/Furnishings · Airbus Helicopters Deutschland EC135P1, EC135P2, EC135P2+ and 9 more. Effective Oct 21, 2025 - [AD 2025-14-04](https://openairdocs.org/ad/2025-14-04): Main Rotor Mast/Swashplate · Airbus Helicopters Deutschland MBB-BK 117 D-3. Effective Jul 30, 2025 - [AD 2025-04-10](https://openairdocs.org/ad/2025-04-10): Emergency equipment · Airbus Helicopters Deutschland EC135P1, EC135P2, EC135P2+ and 10 more. Effective Mar 24, 2025 - [AD 2024-04-01](https://openairdocs.org/ad/2024-04-01): Cabin Equipment/Furnishings · Airbus Helicopters Deutschland EC135P1, EC135P2, EC135P2+ and 8 more. Effective Apr 19, 2024 - [AD 2023-22-15](https://openairdocs.org/ad/2023-22-15): Main Rotor Control · Airbus Helicopters Deutschland MBB-BK 117 D-3. Effective Jan 16, 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 2023-05-09](https://openairdocs.org/ad/2023-05-09): Instrument System Wiring · Airbus Helicopters Deutschland EC135P3, EC135T3, MBB-BK 117 D-2 and 1 more. Effective Mar 31, 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 2022-06-01](https://openairdocs.org/ad/2022-06-01): Main Rotor System · Airbus Helicopters Deutschland MBB-BK 117 D-3. Effective Apr 20, 2022 - [AD 2022-02-17](https://openairdocs.org/ad/2022-02-17): Engine Air Intake System · Airbus Helicopters Deutschland MBB-BK 117 C-2, MBB-BK 117 D-2 and MBB-BK 117 D-3. Effective Feb 10, 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 ### Matched by engine (Safran ARRIEL-2E) - [AD 2026-15-03](https://openairdocs.org/ad/2026-15-03): Turbine Section · Safran Helicopter Engines Arriel 2E. Effective Sep 3, 2026 - [AD 2023-22-03](https://openairdocs.org/ad/2023-22-03): Turbine section · Safran Helicopter Engines Arriel 2D and Arriel 2E. Effective Dec 26, 2023 - [AD 2018-10-01](https://openairdocs.org/ad/2018-10-01): Accessory Gearboxes · Safran Helicopter Engines Arriel 2E. Effective Jun 11, 2018 - [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 2016-08-16](https://openairdocs.org/ad/2016-08-16): Constant delta-pressure (delta-P) diaphragm of the fuel metering valve · Turbomeca Arriel 2E. Effective May 25, 2016 ### 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 2021-08-02](https://openairdocs.org/ad/2021-08-02) (historical): Turbine Section · Safran Helicopter Engines Arriel 2D and Arriel 2E. Effective Jun 21, 2021 - [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 ## Information bulletins (advisory) None matched. ## NTSB investigations None matched to N2BT. ## NTSB investigations on N2BT not matched to an aircraft (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 MKC87LA009](https://openairdocs.org/ntsb/MKC87LA009), Oct 19, 1986: Cessna 501 (N2BT), Little Rock, AR, substantial damage ## FAA accident and incident reports None matched to N2BT. ## Reports on N2BT not matched to an aircraft (2) They name N2BT, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [Accident 19861019049289A](https://openairdocs.org/incident/19861019049289A), Oct 19, 1986: Cessna 501 (N2BT), Little Rock, AR, Substantial damage. The aircraft landed wheels up. The pilot accepted a nonstandard approach clearance and was not properly rested. - [Incident 19860106004449I](https://openairdocs.org/incident/19860106004449I), Jan 6, 1986: Cessna 501 (N2BT), Grand Junction, CO, Minor damage. Emergency gear extension after unsafe nose indication. Nose gear collapsed on landing. ## 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) (36) 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 (Airbus Helicopters Deutschland MBB-BK117 D-3) - [STC SR12508IB](https://openairdocs.org/stc/SR12508IB): Installation of Personnel Carrying Devices (PCDs) for Human External Cargo (HEC). Ascent Aerospace Ltd - [STC SR11849NY](https://openairdocs.org/stc/SR11849NY): Installation of an IRIS system made by Outerlink. Outerlink Corporation - [STC SR01099DE](https://openairdocs.org/stc/SR01099DE): Installation of the GPMS Foresight MX Condition Monitoring System. GPMS International Inc - [STC SR00006RD](https://openairdocs.org/stc/SR00006RD): nstallation of Emergency Medical System (EMS) equipment part number 145121-501 or 145121-502. Aerolite AG - [STC SR12398DE](https://openairdocs.org/stc/SR12398DE): Installation of Improved Heater Ejector. Air Comm Corporation - [STC SR02290LA](https://openairdocs.org/stc/SR02290LA): Installation of Apical Industries, Inc. Cable Cutters Kit . Dart Aerospace - [STC SR11354DS](https://openairdocs.org/stc/SR11354DS): Incorporation of IBF HOGE Performance with Extra EPC Margin. Airbus Helicopters Inc - [STC SR12207IB](https://openairdocs.org/stc/SR12207IB): Installation of the Bear Paw Kit. Alpine Aerotech LP - [STC SR04465NY](https://openairdocs.org/stc/SR04465NY): Installation of the iPad Mount. Avio Design Group Inc - [STC SR03703NY](https://openairdocs.org/stc/SR03703NY): Installation of Mecaer Aviation Group S.p.A.'s H145 VIP MB Interiors P/N 6EC10000X002001. Mecaer Aviation Group S.p.A - [STC SR04484NY](https://openairdocs.org/stc/SR04484NY): SkyTrac ISAT-200A Flight Following/Satcom System Installation. SkyTrac Systems Ltd - [STC SR00110RD](https://openairdocs.org/stc/SR00110RD): Installation of Luggage Net. HELIBRAS - Helicópteros do Brasil S. A - [STC SR00187IB](https://openairdocs.org/stc/SR00187IB): Installation of Crew Bubble Window. VH Aerospace - [STC SR02137LA](https://openairdocs.org/stc/SR02137LA): Installation of Utility Mount. Airfilm Camera Systems - [STC SR02514SE](https://openairdocs.org/stc/SR02514SE): Installation of a Model 311 GII Fire Attack System. Simplex Manufacturing Company - [STC SR02508SE](https://openairdocs.org/stc/SR02508SE): Installation of Bearpaw kit. Dart Aerospace USA Inc - [STC SR02867AT](https://openairdocs.org/stc/SR02867AT): Installation of windows. TECH-TOOL PLASTICS INC - [STC SR03779NY](https://openairdocs.org/stc/SR03779NY): Installation of Air Ambulance Equipment and VIP Interior. Air Ambulance Technology GmbH - [STC SR11341DS](https://openairdocs.org/stc/SR11341DS): Installation of NVIS/NVG Cockpit Lighting System Compatible Modifications. Airbus Helicopters Inc - [STC SR01611SE](https://openairdocs.org/stc/SR01611SE): Installation of a Supplemental Lighting System. Aviation Specialties Unlimited Inc - [STC SR01074DE](https://openairdocs.org/stc/SR01074DE): Installation of Stryker 6086 Performance-PRO XT Gurney system and Performance Pro MX Locking System. Metro Aviation Inc - [STC SR04694NY](https://openairdocs.org/stc/SR04694NY): Installation of the Emergency Float System. Dart Aerospace Limited - [STC SR09528RC](https://openairdocs.org/stc/SR09528RC): Installation of Night Vision Imaging System (NVIS) / Night Vision Goggle (NVG) Compatible Lighting System. Aero Dynamix Inc - [STC SR00123MC](https://openairdocs.org/stc/SR00123MC): Installation of alternate cabin seating configurations. Airbus Helicopters Inc - [STC SR09403RC](https://openairdocs.org/stc/SR09403RC): Installation of Emergency Medical System. Metro Aviation Inc - [STC SR09405RC](https://openairdocs.org/stc/SR09405RC): Installation of Optional Equipment. Metro Aviation Inc - [STC SR00200MC](https://openairdocs.org/stc/SR00200MC): Installation of a AN/ARC-231 Communications system. Airbus Helicopters Inc - [STC SR09298RC-D](https://openairdocs.org/stc/SR09298RC-D): Installation of a Concorde RG-380E/44 lead acid battery. Airbus Helicopters Inc - [STC SR09307RC-D](https://openairdocs.org/stc/SR09307RC-D): Installation of crew door and cabin door vents. Airbus Helicopters Inc - [STC SR11339DS](https://openairdocs.org/stc/SR11339DS): Installation of a RT-7000 Tactical Radio. Airbus Helicopters Inc - [STC SR11340DS](https://openairdocs.org/stc/SR11340DS): Installation of a Garmin GTX 345R Transponder. Airbus Helicopters Inc - [STC SR04632NY](https://openairdocs.org/stc/SR04632NY): Installation of Rotor Disk Lighting. Airbus Helicopters Canada Limited - [STC SR04119NY](https://openairdocs.org/stc/SR04119NY): Installation of Removable Pins for Hinged Door. Airbus Helicopters Canada Limited - [STC SR03936AT](https://openairdocs.org/stc/SR03936AT): Replace the existing MBB-BK 117 C-2/D-2 skid shoe assemblies with Brauer Aerospace Products full length skid-shoe assemblies utilizing a "Surfacite" wear surface. Brauer Aerospace Products Inc - [STC SH2944SO](https://openairdocs.org/stc/SH2944SO): Installation of a wire strike protection system. Bristol Aerospace Ltd. Lists MBB-BK 117 Series - [STC SH905NE](https://openairdocs.org/stc/SH905NE): Installation of an airstair door. Delta Engineering. Lists MBB-BK 117 Series ## Earlier aircraft with N2BT The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N2BT before. - [Cancelled 2023-02-06](https://openairdocs.org/deregistered/N2BT-2023-02-06): Airbus Helicopters EC 130 T2, S/N 8915, built 2021. Exported to Brazil. Owner: [Advanced Aircraft Finance & Leasing Inc](https://openairdocs.org/faa-owner/ADVANCED%20AIRCRAFT%20FINANCE%20%26%20LEASING%20INC), [Miami, FL](https://openairdocs.org/faa-place/FL/Miami) ## Related - Other Airbus Helicopters Deutschland MBB-BK117 D-3 aircraft: https://openairdocs.org/model/airbus-helicopters-deutschland-mbb-bk117-d-3/aircraft.md - The Safran ARRIEL-2E engine: https://openairdocs.org/engine/safran-arriel-2e.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.