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Aircraft record

N601EH1988 Messerschmitt BK 117 B-1

DeregisteredUnclaimedSource: FAA, updated Oct 20, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Jun 5, 2013.

Safety record in brief:No NTSB accidents or incidents since 19822 ADs may apply5 service difficulty reports

Registration
Deregistered
Last based in
Englewood, CO
owner city / state
Engine
LTS-101 SER · 317 hp
Lycoming
Owners
1
since 2008
NTSB events
None
since 1982
ADs may apply
2
confirm with A&P
Service reports
5
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Last registered owner
Air Methods Corp
Owner type
Corporation
City, state
Englewood, CO
Certificate issued
Jan 15, 2008
Canceled
Jun 5, 2013
Airworthiness
Standard · Transport
Airworthiness date
Dec 16, 1988

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
Messerschmitt
Model
BK 117 B-1
Year
1988
Serial number
7181
Aircraft type
Rotorcraft
Category
Land
Certification
Type Certificated
Seats
11
Engines
2
Max takeoff weight
Up to 12,499 lb
Type certificate data sheet
H13EU
Mode S code
A7CB62

Engine

Make and model
Lycoming Lts-101 Ser
Type
Turbo-shaft
Power
317 hp

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

Ownership history

Ownership history from FAA records
  1. 2008 – 2013Air Methods CorpEnglewood, 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.

ADs published since 1998 that may apply (2)

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.

ADSubjectEffectiveApplies to
2001-22-07Honeywell International, Inc. LTP 101 Series Turboprop and LTS101 Series Turboshaft…Nov 30, 2001Engine (LTS-101 SER)Only with: Rigid tube fuel manifolds P/N 4-301-042-02, -04, -05, -06, 4-301-236-01, -02, -03, -04, 4-301-286-01, -02, or 4-301-376-01 installed.
96-12-27AlliedSignal Inc. (formerly Textron Lycoming) LTS 101 Series Turboshaft and LTP 101…Aug 19, 1996Engine (LTS-101 SER)

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

Service Difficulty Reports (5)

Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.

  • Engine · engine · malfunctionedDec 23, 2008

    APPROACHING THE AIRPORT LANDING PAD AND STILL ATTEMPTING TO MATCH THE TORQUES, THE NR 2 ENG TORQUE NEEDLE WAS HIGH AND NR 1 ENG TORQUE NEEDLE WAS LOW. THE TRIMMING AND ATTEMPTING TO MATCH THE TORQUES WERE COMPLETELY UNSUCCESSFUL. ALL COLLECTIVE MOVEMENTS MADE THINGS WORSE. LANDED AND OBSERVED THE…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Main rotor drive · indicator · inoperativeMay 17, 2004

    TACH INOPERATIVE, NO N/R. REPLACED WITH SERVICABLE UNIT.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Navigation · altimeter · unserviceableMay 6, 2004

    ALTIMETER PRODUCING A MODE C-ERROR, REPLACED WITH SERVICABLE UNIT FROM QAI, 05/20/2004

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 5 reports
  • Power plant · actuator · failedFeb 16, 2004

    MECHANIC WAS UNABLE TO ADJUST FLOW OF ACTUATOR. REPLACED WITH SERVICABLE UNIT FROM ITS 03/05/2004

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Main rotor · bolt · crackedSep 19, 2000

    AGC/CJI - DURING POST-FLIGHT FOUND MAIN ROTOR BLADE SECONDARY BOLT PROTRUDING UP 1 INCH OUT OF BOLT HOLE. NUT AND REMAINING PART OF BOLT MISSING. (COMPLETELY CRACKED IN HALF). POSSIBLE CAUSE: UNDER INVESTIGATION. (X)

    From FAA Service Difficulty Reports; matched by N-number and serial number.

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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