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Aircraft record

N238BK1991 Messerschmitt-Bolkow-Blohm BK 117 B-2

DeregisteredUnclaimedSource: FAA, updated Oct 20, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Jul 16, 2019.

Safety record in brief:1 NTSB accident (substantial damage, Jul 2017)No ADs since 1998 matched4 service difficulty reports

Registration
Deregistered
Last based in
Greenwood Village, CO
owner city / state
Engine
LTS-750-B-1 · 461 hp
Lycoming
Owners
1
since 2013
NTSB events
1
substantial, 2017
ADs may apply
0
confirm with A&P
Service reports
4
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Last registered owner
Air Methods Corp
Owner type
Corporation
City, state
Greenwood Village, CO
Certificate issued
Feb 12, 2013
Canceled
Jul 16, 2019
Airworthiness
Standard · Transport
Airworthiness date
Jul 15, 1993

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-Bolkow-Blohm
Model
BK 117 B-2
Year
1991
Serial number
7238
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
A2265B

Engine

Make and model
Lycoming Lts-750-B-1
Type
Turbo-shaft
Power
461 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. 2013 – 2019Air Methods CorpGreenwood 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 (1)

Accident · substantial damage

Jul 2, 2017 · Perryville, MO

Fuel starvation due to the pilot’s failure to turn on the fuel transfer pump switches during takeoff, which led to a total loss of engine power. Contributing to the accident was the pilot's improper decision to activate the annunciator panel’s dimming function during dusk, which prevented him from seeing the illuminated fuel transfer pump caution light indicating that the pumps were off and the…

Damage
Substantial
Injuries
Minor
Report
CEN17FA252

From NTSB records; matched by N-number.Read NTSB report (search CAROL for CEN17FA252)

Accident history for this model

ADs published since 1998 that may apply (0)

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.

No ADs published since 1998 matched this airframe or engine model.

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

Service Difficulty Reports (4)

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.

  • Fuselage · frame · crackedSep 21, 2016

    DURING AIRFRAME ZONE 6 INSPECTION, A SMALL CRACK WAS DISCOVERED IN THE TAILBOOM AFT FRAME. CRACK IS LOCATED ON THE RIGHT SIDE AT THE SMALL LIGHTENING HOLE AND IS APPROX 1/4 INCH IN LENGTH PROPAGATING HORIZONTALLY THROUGH THE LIGHTENING HOLE

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Tail rotor drive · gearbox · making metalDec 21, 2013

    ON 12/18/2013 WE WERE PERFORMING INSPECTIONS. DURING AAIP INSPECTION AIRFRAME ZONE 12 OF TAIL ROTOR GEARBOX, BK117AMM CHAPTER 32-32 STEP 3, FOUND THE TAIL ROTOR CHIP DETECTOR HAD INSIGNIFICANT DEBRIS, BUT NO BIG CHIPS ON IT. IAW THE BK117 AMM INSPECTED THE INSIGNIFICANT DEBRIS FOR PRESENCE OF…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · rib · crackedAug 28, 2013

    90 DEGREE MOUNTING AREA, NOSE RIB 1AS HAS A CRACK, A .5" CRACK ON LOWER LET PORTION OF RIB.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 4 reports
  • Fuselage · spar · crackedDec 12, 2012

    90 DEG TAIL ROTOR GEAR BOX ATTACHMENT FITTING , CRACKED ABOUT 1 CM AT LOWER LEFT STUD ATTACHMENT POINT.

    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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