Aircraft record

N811UV1998 Eurocopter Deutschland Gmbh MBB-BK 117 C-1

DeregisteredUnclaimedSource: FAA, updated Oct 20, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Jul 16, 2018.

Safety record in brief:No NTSB accidents or incidents since 198212 ADs may apply

Registration: Deregistered
Last based in: Greenwood Village, CO; owner city / state
Engine: ARRIEL 1SER · 681 hp; Turbomeca
Owners: 1; on record
NTSB events: None; since 1982
ADs may apply: 12; confirm with A&P
Service reports: 0; since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026

Last registered owner: Individual owner
City, state: Greenwood Village, CO
Canceled: Jul 16, 2018
Airworthiness: Standard · Transport
Airworthiness date: Aug 9, 1999

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer: Eurocopter Deutschland Gmbh
Model: MBB-BK 117 C-1
Year: 1998
Serial number: 7527
Aircraft type: Rotorcraft
Category: Land
Certification: Type Certificated
Seats: 7
Engines: 2
Max takeoff weight: Up to 12,499 lb
Type certificate data sheet: H13EU
Mode S code: AB0EE9

Engine

Make and model: Turbomeca Arriel 1ser
Type: Turbo-shaft
Power: 681 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records

until 2018Individual ownerGreenwood Village, CO

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026

NTSB events (0)

No NTSB accidents or incidents found for this airframe since 1982.

Accident history for this model

ADs published since 1998 that may apply (12)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

AD	Subject	Effective	Applies to
2021-05-07	Airbus Helicopters Deutschland GmbH (Type Certificate Previously Held by Eurocopter…	Apr 16, 2021	Airframe (MBB-BK 117 C-1)Only with: Model BO-105A, BO-105C, and BO-105S helicopters only with voltage regulator P/N 51565-000, 51565-000R, or 51509-002R installed; MBB-BK 117 models apply unconditionally.
2019-05-05	Airbus Helicopters Deutschland GmbH (Previously Eurocopter Deutschland GmbH) Helicopters	Apr 17, 2019	Airframe (MBB-BK 117 C-1)Only with: Main rotor (M/R) mast assembly part number 4639 205 011 installed.
2016-01-14	Airbus Helicopters Deutschland GmbH (Previously Eurocopter Deutschland GmbH) Helicopters	Feb 25, 2016	Airframe (MBB-BK 117 C-1)
2013-16-13	Eurocopter Deutschland GmbH Helicopters	Sep 27, 2013	Airframe (MBB-BK 117 C-1)Only with: With specified tail rotor control lever and tail rotor balance weight part numbers installed (varies by model: BO-105A/C/S/LS A-1 levers P/N 105-317231, 105-317365, 105-31736, 105-31767, 105-31728, 1121-31730 with weights P/N 117-31715.01, 117-31715.02, 105-31728.03, 105-31732.07, 105-31732.08; BO-105LS A-3 levers P/N 105-31736, 105-31767 with weights P/N 117-31715.01, 117-31715.02, B642M1011 201, 105-317171.10; MBB-BK 117 levers P/N 117-31730, 117-317361, 105-31736 with weights P/N 117-31714.07, 117-31715.01, 117-31720.01, 117-31730.02).
2013-11-15	Eurocopter Deutschland GmbH Helicopters	Jul 26, 2013	Airframe (MBB-BK 117 C-1)Certain serial numbers: EC135 P1 0005–0699; EC135 P2 0005–0699; EC135 P2+ 0005–0699; EC135 T1 0005–0699; EC135 T2 0005–0699; EC135 T2+ 0005–0699; …. Only with: BO-105A/C/S/LS A-1 with cantilever assembly P/N 105-40132 or 105-40139; BO 105 LS A-3 with cantilever assembly P/N 105-40139; EC135 (excluding S/Ns 0076, 0093, 0098, 0099, 0102, 0104, 0106, 0108, 0110, 0111, 0113, 0114, 0116, 0117, 0119) with cyclic stick locking device P/N L670M1045101/-102/-104/-105/-106/-107 and pin P/N L311M1038205 or L311M1099205; MBB-BK117 A-1 through C-1 with cyclic stick holder assembly P/N 117-41140-01, 117-41230-01 or 117-41230-03; MBB-BK117 C-2 with cyclic stick locking device P/N B856M1011101 and pin P/N L311M1038205 or L311M1099205 installed.

Show all 12 ADs

AD	Subject	Effective	Applies to
2012-13-11	Eurocopter Deutschland GmbH Helicopters	Aug 7, 2012	Airframe (MBB-BK 117 C-1)Serial numbers per Appendix 1 of Able Engineering & Component Services Alert Service Bulletin No. 2012-001, Revision IR, dated March 7, 2012. Only with: Tail rotor pitch link P/N 117-31821, 117-31822, or B642M1018101 with a serial number listed in Appendix 1 of Able ASB No. 2012-001 installed.
2012-09-11	Eurocopter Deutschland GMBH Helicopters	Jul 9, 2012	Airframe (MBB-BK 117 C-1)Only with: Turbomeca Arriel 1E2 engine installed with a Fuel Control Unit (FCU) not modified with Turbomeca Modification TU 358.
2000-26-06	Eurocopter Deutschland GMBH Model MBB-BK 117 Helicopters	Feb 26, 2001	Airframe (MBB-BK 117 C-1)
2000-08-16	Eurocopter Deutschland GMBH Model MBB-BK 117 A-1, A-3, A-4, B-1, B-2, and C-1 Helicopters	Jun 2, 2000	Airframe (MBB-BK 117 C-1)Certain serial numbers: 7001–7253; 7500–7523. Only with: With transmission door cowling LH P/N 117-23206-51 or 117-233731, RH P/N 117-23206-52 or 117-233741, and engine door cowling LH P/N 117-23303-51 or 117-23303-53, RH P/N 117-23303-52 or 117-23303-54 installed.
98-24-13	Eurocopter Deutschland GmbH (ECD) (Eurocopter) Model MBB-BK117 A-1, A-3, A-4, B-1, B-2…	Dec 4, 1998	Airframe (MBB-BK 117 C-1)
97-23-07	Eurocopter Deutschland GmbH Model MBB- BK 117 A-1, A-3, A-4, B-1, B-2 and C-1 Helicopters	Nov 5, 1997	Airframe (MBB-BK 117 C-1)Certain serial numbers: MBB-BK 117 A-1 7001–7250; MBB-BK 117 A-3 7001–7250; MBB-BK 117 A-4 7001–7250; MBB-BK 117 B-1 7001–7250; MBB-BK 117 B-2 7001–7250; MBB-BK 117 C-1 7500–7520. Only with: With clutch P/N 4639302044 or P/N CL42067-1 installed.
95-21-12	Eurocopter Deutschland GmbH (ECD) Model MBB-BK 117 A-1, A-3, A-4, B-1, B-2, and C-1…	Nov 20, 1995	Airframe (MBB-BK 117 C-1)

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (0)

No Service Difficulty Reports found for this airframe since 1995.

Sources

FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 20, 2026
NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 20, 2026
FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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