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Aircraft record

N206BY1979 Bell 206B-III

DeregisteredUnclaimedSource: FAA, updated Oct 17, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Oct 23, 2018.

Safety record in brief:1 NTSB accident (substantial damage, Mar 2011)4 ADs may apply32 service difficulty reports

Registration
Deregistered
Last based in
Salt Lake City, UT
owner city / state
Owners
1
since 2012
NTSB events
1
substantial, 2011
ADs may apply
4
confirm with A&P
Service reports
32
since 1995

Registration

FAA Aircraft Registry · Oct 17, 2026
Last registered owner
Upper Limit Aviation INC
Owner type
Corporation
City, state
Salt Lake City, UT
Certificate issued
May 1, 2012
Canceled
Oct 23, 2018
Airworthiness
Restricted · Agriculture and Pest Control, Aerial Surveying
Airworthiness date
Sep 29, 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
Bell
Model
206B-III
Year
1979
Serial number
2871
Aircraft type
Rotorcraft
Category
Land
Certification
Type Certificated
Seats
5
Engines
1
Max takeoff weight
Up to 12,499 lb
Type certificate data sheet
H2SW
Mode S code
A1A87D

Engine

Make and model
Allison 250-C20 Ser
Type
Turbo-shaft
Power
420 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. 2012 – 2018Upper Limit Aviation INCSalt Lake City, UT

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 17, 2026 · SDRs · Oct 16, 2026

NTSB events (1)

Accident · substantial damage

Mar 1, 2011 · Tooele, UT

The pilot did not maintain yaw control of the helicopter during a maneuvering hover. Contributing to the accident was the pilot’s lack of experience in the make and model helicopter.

Damage
Substantial
Injuries
None
Report
WPR11LA151

From NTSB records; matched by serial number.Read NTSB report (search CAROL for WPR11LA151)

Accident history for this model

ADs published since 1998 that may apply (4)

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
2009-07-52Bell Helicopter Textron Canada Limited Model 206A Series, 206B Series, 206L Series, 407…May 1, 2009Airframe (206B-III)Only with: Model 206A/206B/206L series with cyclic control lever assembly P/N 206-001-401-111, 206-001-400-115, or 206-001-400-111, and Model 407/427 with lever assembly P/N 407-001-320-105 or 407-001-320-109, with less than 50 hours TIS.
2006-16-04Rolls-Royce Corporation (Formerly Allison Engine Company, Allison Gas Turbine Division…Sep 7, 2006Engine (250-C20 SER)
2006-13-06Rolls-Royce Corporation (Formerly Allison Engine Company, Allison Gas Turbine Division…Jul 26, 2006Engine (250-C20 SER)Only with: Engines with gas producer rotor assembly tie bolt P/Ns A23008020, E23008020 (EXTEX), 23008020, 6843388, 6876991 (RRC), A23008020 (SAP), or 23008020P (Pacific Sky Supply) installed.
2005-10-13Rolls-Royce Corporation (Formerly Allison Engine Company) 250-B17B, -B17C, -B17D, -B17E…Jun 22, 2005Engine (250-C20 SER)Only with: Engines that do not have turbine energy absorbing ring RRC P/N 23035175, or an equivalent FAA-approved serviceable ring, installed.

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

Service Difficulty Reports (32)

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.

  • Navigation · indicator · inoperativeOct 22, 2001

    ATTITUDE INDICATOR NEEDLE WILL NOT MOVE.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuel · pump · malfunctionedOct 22, 2001

    BOOST PUMP PRODUCING LOW PRESSURE AND LOUD NOISE.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Engine controls · bearing · looseApr 25, 2001

    PART HAS LOOSE BEARINGS.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Engine oil · cooler · contaminatedApr 4, 2001

    PART HAS TRANSMISSION CHIPS.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Equipment and furnishings · battery · expiredFeb 24, 2000

    BATTERY IS EXPIRED.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Communications · radio · inoperativeJan 7, 2000

    FREQUENCY WILL NOT CHANGE IN RADIO.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Engine oil · housing · looseSep 15, 1999

    DURING REPLACEMENT OF NI-CAD FILTER (FACET) AT REMOVAL FROM HOUSING AND BYPASS VALVE ASSY, THE BYPASS VALVE ASSY WAS FOUND UNSECURED FROM THE HOUSING. REMOVED AND REPLACED HOUSING.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuel · pump · failedSep 7, 1999

    ENGINE FUEL PRESSURE NOTICED TO BE LOW. NOTICED ISOLATED FORWARD PUMP TO BE OFF-LINE. VERIFIED CURRENT TO PUMP WITH NO FLUID OUTPUT. REMOVED AND REPLACED.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Engine air · bleed valve · malfunctionedAug 31, 1999

    ENGINE HAD LOW POWER. DETERMINED THE BLEED VALVE WAS NOT CLOSING. REMOVED AND REPLACED.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Electrical power · generator · failedAug 31, 1999

    GENERATOR COMES OFF-LINE WHEN UNDER LOAD. REMOVED AND REPLACED.

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

Showing the 10 most recent of 32 reports.

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 17, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 17, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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