The U.S. aircraft register, updated daily
Models · Enstrom · Helicopters · data as of October 28, 2026

Enstrom F-28

147 on the U.S. register across 4 versions the FAA records separately. Built from 1966 to 2016; half of them date from 1980 or earlier. Oregon has the most (32). 48% are registered to companies, flight schools, clubs and other organisations; the rest to individuals, who are not named here at this time.

Enstrom F-28: Light, piston-powered helicopter family
Photo: Ian Creek, GFDL, via Wikimedia Commons · Enstrom F-28 on Wikipedia

About the F-28 from the FAA's model table

Type
Rotorcraft · Helicopters
Power
Piston (reciprocating), 1 engine
Common engines
Lycoming Hio-360 Ser (84), Lycoming I0360 Ser (28), Lycoming Hio-360-F1Ad (6)
Seats
3
Cruise speed
about 75 mph
Built of
steel tube and aluminium · A welded steel-tube frame under aluminium and fibreglass skins.
Maker on the register
Enstrom
Registered
earliest certificate October 20, 1978; newest August 23, 2026

Who owns them registrant type

By owner type, as a table
aircraftshare
Individual7048%
LLC4631%
Corporation2416%
Co-owned75%

Versions as the FAA records them · click one to list only those aircraft

VersionRegisteredBuiltShare
F-28F621981 to 201642.2%
F-28C461976 to 199331.3%
F-28A381966 to 197525.9%
F-281—0.7%

When they were built by decade · 49 with no year on file

By decade built, as a table
aircraft
19605
197043
198032
199014
20003
20101

Registrations by year certificates issued since 2010, including changes of owner · 2026 is the year so far

Registrations by year, as a table
aircraft
20102
20112
20122
20134
201414
201510
20165
20174
20186
20197
20209
20216
20227
202317
20249
202510
20268

Airworthiness certificate class

By airworthiness certificate, as a table
aircraftshare
Standard12887%
None on file85%
Restricted64%
Multiple32%
Experimental21%

Biggest operators companies, schools and clubs

Lrh Equipment LLC13Medic Choppers LLC4Cowboy Up Aviation LLC2Zimsim LLC1Wjt Investments LLC1Vigilante Helicopters LLC1Valley Aire INC1Temair LLC1Summit Peak Holdings LLC1Stone Heli LLC1Stocker Concrete CO1South County Helicopter LLC1
Largest fleets, as a table
aircraft
Lrh Equipment LLC13
Medic Choppers LLC4
Cowboy Up Aviation LLC2
Zimsim LLC1
Wjt Investments LLC1
Vigilante Helicopters LLC1
Valley Aire INC1
Temair LLC1
Summit Peak Holdings LLC1
Stone Heli LLC1
Stocker Concrete CO1
South County Helicopter LLC1

Fleet pages: Lrh Equipment LLC · Medic Choppers LLC

Accident history NTSB records · 128 cases since 1982, 8 fatal

2026-07-21WPR26LA270 · F-28F N8624B · accident near Malad City, ID · no injuries
2026-03-29CEN26LA154 · F-28F N942MA · accident near Oelwein, IA · no injuries
2023-03-05ANC23LA024 · F-28C N5688R · accident near Anchorage, AK · no injuries
2021-07-28WPR21LA293 · F-28A N46MU · accident near Mountain Home, ID · no injuries
2021-05-09ANC21LA038 · F-28F N8627J · accident near Palmer, AK · no injuries
2016-01-13GAA16LA100 · F-28 N756H · accident near Ritter Butte, OR · serious injuries
2015-05-06CEN15LA224 · F-28F N8011Q · accident near Argyle, TX · serious injuries
2013-09-27ERA13LA433 · F-28C N631DP · accident near Bloomsburg, PA · fatal

The 8 most recent of 128 cases where the NTSB's make and model match this family's versions. Each aircraft's own page also shows its record. How this model compares with others, with the fleet taken into account: Accidents by model in Aviation Analytics.

Questions people ask answers refresh every morning

How many Enstrom F-28 aircraft are registered in the U.S.?

147 as of October 28, 2026, counting 4 versions the FAA records separately.

Which state has the most Enstrom F-28s?

Oregon, with 32.

Who owns the Enstrom F-28?

48% are registered to companies, flight schools, clubs and other organisations; the rest to individuals and co-owners, who are not named on this site at this time.

When were the Enstrom F-28s on the register built?

Between 1966 and 2016; half of them in 1980 or earlier.

How many Enstrom F-28 accidents has the NTSB recorded?

128 accidents and incidents since 1982, 8 of them fatal. A model flown more shows more; the accident analytics compare models per thousand registered.

What is the Enstrom F-28 made of?

A welded steel-tube frame carries the loads, with aluminium (and some fibreglass) skins over it. A welded steel-tube frame under aluminium and fibreglass skins. The FAA's type certificate data sheet is the authority for any one model.

What the FAA has certified, ordered and been told about the Enstrom F-28 the component layer

A welded steel-tube frame carries the loads, with aluminium (and some fibreglass) skins over it. A welded steel-tube frame under aluminium and fibreglass skins. The design is held under 1 type certificate (H1CE, held by The Enstrom Helicopter Corporation). The FAA has issued 40 airworthiness directives (orders that owners must comply with) that name this model, most of them about rotorcraft systems. Operators and repair shops have filed 58 failure reports with the FAA since 1995, 4 of them in the last ten years: about 0.7 a year for every 100 aircraft on the register; the system most often named is engine. 24 approved modifications exist for it, the most by Palmetto Helicopters, INC.

FAA orders 40 airworthiness directives · newest first

2018-02-212018-02-01 · Main Rotor Head · rotorcraft systems
2018-01-042017-26-03 · Main Rotor System · rotorcraft systems
2012-07-032012-11-05 · Main Rotor Control · rotorcraft systems
2012-01-232011-26-10 · Cyclic trim system · flight controls
2007-10-022007-11-02 · Main rotor push-pull control rod (push-pull rod) · rotorcraft systems
2007-08-152007-16-01 · Main rotor blade retention pin (retention pin) · rotorcraft systems

All orders naming the Enstrom F-28

By system

Orders by system, as a table
ordersshare
Rotorcraft systems2870%
Other and general615%
Airframe structure25%
Flight controls25%
Electrical power25%

Failure reports 58 since 1995 · what operators and shops told the FAA

0471014950009122
Failure reports by year, as a table
reports
954
9614
9714
986
995
003
011
023
051
081
091
111
141
161
171
221

By system

Failure reports by system, as a table
reportsshare
Engine2950%
Rotorcraft systems2340%
Fuel system23%
Airframe structure23%
Cabin, seats and restraints12%
Landing gear12%

Parts most often reported as the reports name them

Parts most reported, as a table
reports
Control Cable6
Universal Hsng6
Relay3
Capacitor2
Cylinder2
Engine2
Rod End Bearing2
Transmission2
Wastegate2
Adapter1

Latest reports

2022-07-19Engine: intermittent · engine
2017-12-20Intake Rocker: worn · engine
2016-10-14Fuel Cell: deteriorated · fuel system
2014-12-05Engine: power loss · engine
2011-11-11Drive Belt: frayed · engine

Approved replacement parts 83 parts manufacturer approvals

Parts a company other than the maker may make for this design and sell as FAA-approved. The companies holding the most:

Most often: alternator control (6), cover (5), pump motor (4), pin (4), pillar cover (4), exhaust half (4), boost pump (4), turbochargerblanket trrj (3), voltage regulator (2), spindle adapter (2).

Approved modifications 24 supplemental type certificates

Changes the FAA has approved for this design, from new avionics and engines to floats and parachutes. The companies holding the most:

Latest

2025-02-06SR03173CH · Installation of Isolair Innovator 11 Model 3900-280 Spray System
2023-12-22SR00063DE · Installation of Inframetrics IRTV-445G infrared imaging system.
2023-10-03SR02120SE · Installation of Garmin GTN 6XX/7XX Navigation System
2023-04-21SH492NW · Installation of cargo racks Model 100 (rectangular) or Model 101(tapered) on each side
2021-04-26SH1461CE · Installation of a Nite Sign Model H47B-1 Electronic Aerial Billboard.

Certificates and bulletins

H1CEType certificate held by The Enstrom Helicopter Corporation · 14 models listed · revised September 29, 2025

Safety bulletins 3 · advice, not orders

2012-10-03SW-12-45 · Garmin Model 400W/500W Series GPS-WAAS Navigation System
2012-02-03SW-12-10R1 · Fuel Level Indication
2009-05-27SW-09-30 · Cracked Pylons

Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.

Connections how the F-28 links to the rest of the register

Design
Engines
Where they are
Biggest operators
Record
Airworthiness

The whole map of how records connect · these connections as data: /graph/model/enstrom/f-28.json.

Aircraft newest certificates first · 147

Tail no.Maker and modelOwner and baseCertificateRegisteredStatus
N9274 Enstrom
F-28A
Just Right Solutions LLC
Negaunee, Michigan
Standard 2026-08-23 ValidFAA registration status code V: Valid registration. All codes
N572H Enstrom
F-28C
Individual owner
Delaware
Standard 2026-08-22 ValidFAA registration status code V: Valid registration. All codes
N9244 Enstrom
F-28A
Individual owner
Pennsylvania
Multiple 2026-06-26 ValidFAA registration status code V: Valid registration. All codes
N86243 Enstrom
F-28F
Individual owner
Alaska
Standard 2026-06-05 ValidFAA registration status code V: Valid registration. All codes
N194E Enstrom
F-28A
Individual owner
Kentucky
Standard 2026-05-12 ValidFAA registration status code V: Valid registration. All codes
N223RS Enstrom
F-28F
Jsh Farms INC
Hermiston, Oregon
Standard 2026-04-08 ValidFAA registration status code V: Valid registration. All codes
N307RT Enstrom
F-28F
Northwest Aircraft LLC
Anaconda, Montana
Standard 2026-04-07 ValidFAA registration status code V: Valid registration. All codes
N8624B Enstrom
F-28F
Summit Peak Holdings LLC
Missoula, Montana
Standard 2026-03-30 ValidFAA registration status code V: Valid registration. All codes
N51758 Enstrom
F-28C
Enstrom Instruction LLC
Newark, Delaware
Standard 2025-12-20 ValidFAA registration status code V: Valid registration. All codes
N44XA Enstrom
F-28F
Individual owner
Florida
None on file 2025-12-18 ValidFAA registration status code V: Valid registration. All codes
N549H Enstrom
F-28C
Individual owner
Texas
Standard 2025-11-19 ValidFAA registration status code V: Valid registration. All codes
N35ZE Enstrom
F-28C
Individual owner
Pennsylvania
Standard 2025-10-27 ValidFAA registration status code V: Valid registration. All codes
N8622U Enstrom
F-28F
Individual owner
Alaska
Standard 2025-08-04 ValidFAA registration status code V: Valid registration. All codes
N285Q Enstrom
F-28A
Adams Aircraft LLC
Wilmington, Delaware
Standard 2025-06-03 ValidFAA registration status code V: Valid registration. All codes
N942MA Enstrom
F-28F
Individual owner
Iowa
Standard 2025-05-29 ValidFAA registration status code V: Valid registration. All codes
N247NW Enstrom
F-28F
Crazy Mountain Rotors LLC
Harlowton, Montana
None on file 2025-05-20 ValidFAA registration status code V: Valid registration. All codes
N51693 Enstrom
F-28C
Co-owned owner
Nevada
Standard 2025-03-31 ValidFAA registration status code V: Valid registration. All codes
N9568 Enstrom
F-28A
Medic Choppers LLC
Springdale, Arkansas
Standard 2025-01-08 ValidFAA registration status code V: Valid registration. All codes
N756H Enstrom
F-28F
Individual owner
Oregon
Standard 2024-12-23 ValidFAA registration status code V: Valid registration. All codes
N137R Enstrom
F-28F
Cowboy Up Aviation LLC
Frenchglen, Oregon
Standard 2024-10-23 ValidFAA registration status code V: Valid registration. All codes
N669CE Enstrom
F-28F
One Pft LLC
Denton, Montana
Standard 2024-08-12 ValidFAA registration status code V: Valid registration. All codes
N193E Enstrom
F-28
Individual owner
California
Standard 2024-06-27 ValidFAA registration status code V: Valid registration. All codes
N56U Enstrom
F-28A
D&M Aviation INC
Amelia, Ohio
Standard 2024-05-30 ValidFAA registration status code V: Valid registration. All codes
N9604 Enstrom
F-28A
Medic Choppers LLC
Springdale, Arkansas
None on file 2024-05-28 ValidFAA registration status code V: Valid registration. All codes
N8619A Enstrom
F-28F
Cowboy Up Aviation LLC
Frenchglen, Oregon
Multiple 2024-04-19 ValidFAA registration status code V: Valid registration. All codes
N9093 Enstrom
F-28A
Zimsim LLC
Charleston, South Carolina
Standard 2024-01-20 ValidFAA registration status code V: Valid registration. All codes
N51774 Enstrom
F-28C
Individual owner
Texas
Standard 2024-01-02 ValidFAA registration status code V: Valid registration. All codes
N9576 Enstrom
F-28A
Co-owned owner
Minnesota
Standard 2023-12-26 ValidFAA registration status code V: Valid registration. All codes
N519H Enstrom
F-28A
Co-owned owner
Michigan
Standard 2023-11-27 ValidFAA registration status code V: Valid registration. All codes
N542H Enstrom
F-28C
Individual owner
Texas
Standard 2023-11-18 ValidFAA registration status code V: Valid registration. All codes
N857MM Enstrom
F-28F
Vigilante Helicopters LLC
Lewistown, Montana
Standard 2023-08-24 ValidFAA registration status code V: Valid registration. All codes
N86244 Enstrom
F-28F
Individual owner
Washington
Standard 2023-08-17 ValidFAA registration status code V: Valid registration. All codes
N51789 Enstrom
F-28C
Individual owner
Delaware
Standard 2023-08-13 ValidFAA registration status code V: Valid registration. All codes
N98FW Enstrom
F-28F
Individual owner
Ohio
Restricted 2023-08-08 ValidFAA registration status code V: Valid registration. All codes
N99YC Enstrom
F-28F
Individual owner
Oregon
Standard 2023-07-22 ValidFAA registration status code V: Valid registration. All codes
N51778 Enstrom
F-28C
Medical Evacuation Disaster Intervention Corps
Springdale, Arkansas
Standard 2023-06-08 ValidFAA registration status code V: Valid registration. All codes
N8622E Enstrom
F-28F
Individual owner
New York
Standard 2023-04-06 ValidFAA registration status code V: Valid registration. All codes
N9266 Enstrom
F-28A
Olivers Helicopters INC
Hampshire, Illinois
Standard 2023-03-28 ValidFAA registration status code V: Valid registration. All codes
N8622X Enstrom
F-28F
Northern Construction INC
Haines, Alaska
Standard 2023-03-15 ValidFAA registration status code V: Valid registration. All codes
N9590 Enstrom
F-28A
Stone Heli LLC
Carrollton, Georgia
Standard 2023-02-24 ValidFAA registration status code V: Valid registration. All codes
N51PD Enstrom
F-28F
Bcww LLC
Bakersfield, California
Standard 2023-02-23 ValidFAA registration status code V: Valid registration. All codes
N28EH Enstrom
F-28F
Individual owner
New York
Standard 2023-02-07 ValidFAA registration status code V: Valid registration. All codes
N173 Enstrom
F-28A
Co-owned owner
Michigan
Standard 2023-01-30 ValidFAA registration status code V: Valid registration. All codes
N24RB Enstrom
F-28A
Individual owner
Tennessee
Standard 2023-01-27 ValidFAA registration status code V: Valid registration. All codes
N228F Enstrom
F-28F
Enstrom Helicopter CORP
Menominee, Michigan
Experimental 2022-12-05 ValidFAA registration status code V: Valid registration. All codes
N40DL Enstrom
F-28A
Individual owner
Oregon
Standard 2022-11-19 ValidFAA registration status code V: Valid registration. All codes
N539H Enstrom
F-28C
Sharkey'S Helicopters INC
West Lebanon, New Hampshire
Standard 2022-11-04 ValidFAA registration status code V: Valid registration. All codes
N258SH Enstrom
F-28F
Individual owner
New Hampshire
Standard 2022-11-03 ValidFAA registration status code V: Valid registration. All codes
N9565 Enstrom
F-28A
Individual owner
Georgia
Standard 2022-08-29 ValidFAA registration status code V: Valid registration. All codes
N9552 Enstrom
F-28C
Individual owner
Illinois
Restricted 2022-07-23 ValidFAA registration status code V: Valid registration. All codes
N128T Enstrom
F-28F
Individual owner
Illinois
Standard 2022-06-15 ValidFAA registration status code V: Valid registration. All codes
N8626S Enstrom
F-28F
Individual owner
Alaska
Standard 2021-08-25 ValidFAA registration status code V: Valid registration. All codes
N52PD Enstrom
F-28F
Aviation Endeavors LLC
Houston, Texas
Standard 2021-08-05 ValidFAA registration status code V: Valid registration. All codes
N17BZ Enstrom
F-28F
Cotton AG INC
Walters, Oklahoma
Restricted 2021-07-12 ValidFAA registration status code V: Valid registration. All codes
N90BZ Enstrom
F-28C
Individual owner
California
Standard 2021-04-16 ValidFAA registration status code V: Valid registration. All codes
N8624G Enstrom
F-28F
Temair LLC
San Francisco, California
Standard 2021-04-15 ValidFAA registration status code V: Valid registration. All codes
N53SA Enstrom
F-28C
Co-owned owner
Nevada
Standard 2021-03-17 ValidFAA registration status code V: Valid registration. All codes
N8626P Enstrom
F-28F
Individual owner
Indiana
Standard 2020-12-14 ValidFAA registration status code V: Valid registration. All codes
N51769 Enstrom
F-28C
Arizona Skies Aviation LLC
Scottsdale, Arizona
Standard 2020-08-06 ValidFAA registration status code V: Valid registration. All codes
N5690P Enstrom
F-28C
Multiaero CORP
Brooklyn, New York
Standard 2020-06-25 ValidFAA registration status code V: Valid registration. All codes
N88RW Enstrom
F-28C
Individual owner
New Mexico
Standard 2020-06-04 ValidFAA registration status code V: Valid registration. All codes
N116TB Enstrom
F-28C
Co-owned owner
Florida
Standard 2020-05-28 ValidFAA registration status code V: Valid registration. All codes
N503PD Enstrom
F-28F
Wjt Investments LLC
Gurley, Alabama
None on file 2020-05-19 ValidFAA registration status code V: Valid registration. All codes
N280M Enstrom
F-28F
Mrr Spraying LLC
Shelby, Montana
Standard 2020-03-25 ValidFAA registration status code V: Valid registration. All codes
N128SA Enstrom
F-28C
Fly-Right Aviation LLC
Anderson, South Carolina
Standard 2020-02-11 ValidFAA registration status code V: Valid registration. All codes
N288SH Enstrom
F-28F
J&J Shop Heliair LLC
Laurel, Delaware
Standard 2020-02-07 ValidFAA registration status code V: Valid registration. All codes
N212AK Enstrom
F-28C
Individual owner
Alaska
Standard 2019-12-16 ValidFAA registration status code V: Valid registration. All codes
N755RD Enstrom
F-28A
Eastern Stearman INC Trustee
Leesburg, Virginia
Standard 2019-10-15 ValidFAA registration status code V: Valid registration. All codes
N280MW Enstrom
F-28F
Lrh Equipment LLC
Pendleton, Oregon
Standard 2019-06-18 ValidFAA registration status code V: Valid registration. All codes
N5698E Enstrom
F-28F
Lrh Equipment LLC
Pendleton, Oregon
Standard 2019-06-18 ValidFAA registration status code V: Valid registration. All codes
N762A Enstrom
F-28F
Lrh Equipment LLC
Pendleton, Oregon
Restricted 2019-06-18 ValidFAA registration status code V: Valid registration. All codes
N9077 Enstrom
F-28A
Lrh Equipment LLC
Pendleton, Oregon
Standard 2019-06-18 ValidFAA registration status code V: Valid registration. All codes
N199LB Enstrom
F-28F
L A B Flying Service INC
Renton, Washington
Standard 2019-05-31 ValidFAA registration status code V: Valid registration. All codes
N109JH Enstrom
F-28F
Individual owner
Idaho
Standard 2018-11-13 ValidFAA registration status code V: Valid registration. All codes
N171DH Enstrom
F-28F
Oul LLC
Hermon, Maine
Standard 2018-09-08 ValidFAA registration status code V: Valid registration. All codes
N5694A Enstrom
F-28C
Individual owner
Oregon
Standard 2018-09-07 ValidFAA registration status code V: Valid registration. All codes
N8625K Enstrom
F-28F
Rotor F28F LLC
Lake City, Florida
Standard 2018-09-07 ValidFAA registration status code V: Valid registration. All codes
N86198 Enstrom
F-28C
Individual owner
Oregon
Standard 2018-07-30 ValidFAA registration status code V: Valid registration. All codes
N516BY Enstrom
F-28F
Individual owner
Wyoming
Standard 2018-01-02 ValidFAA registration status code V: Valid registration. All codes
N90775 Enstrom
F-28A
Dubois Aviation INC
Chino, California
Standard 2017-10-02 ValidFAA registration status code V: Valid registration. All codes
N8624Q Enstrom
F-28F
Individual owner
Michigan
Standard 2017-09-06 ValidFAA registration status code V: Valid registration. All codes
N286Q Enstrom
F-28A
Individual owner
Alaska
Standard 2017-08-29 ValidFAA registration status code V: Valid registration. All codes
N726RM Enstrom
F-28F
Individual owner
Utah
Standard 2017-07-20 ValidFAA registration status code V: Valid registration. All codes
N5691M Enstrom
F-28C
Individual owner
District of Columbia
Standard 2016-12-07 ValidFAA registration status code V: Valid registration. All codes
N8631Y Enstrom
F-28F
Individual owner
Pennsylvania
Standard 2016-11-10 ValidFAA registration status code V: Valid registration. All codes
N297Q Enstrom
F-28A
Blue Sky Helicopter Service LLC
Owendale, Michigan
None on file 2016-10-04 ValidFAA registration status code V: Valid registration. All codes
N5692Y Enstrom
F-28C
Silverado Sales INC
Orem, Utah
Standard 2016-06-27 ValidFAA registration status code V: Valid registration. All codes
N255JS Enstrom
F-28C
Falcon Helicopters INC
Logan, New Mexico
Standard 2016-01-19 ValidFAA registration status code V: Valid registration. All codes
N600RB Enstrom
F-28A
Individual owner
Texas
Standard 2015-12-17 ValidFAA registration status code V: Valid registration. All codes
N9591 Enstrom
F-28A
Freelance Enterprise LLC
Clayton, Washington
Standard 2015-07-01 ValidFAA registration status code V: Valid registration. All codes
N191J Enstrom
F-28C
Individual owner
Oregon
Standard 2015-05-05 ValidFAA registration status code V: Valid registration. All codes
N51699 Enstrom
F-28C
Individual owner
Oregon
Standard 2015-05-05 ValidFAA registration status code V: Valid registration. All codes
N9573 Enstrom
F-28A
Individual owner
Oregon
Standard 2015-05-05 ValidFAA registration status code V: Valid registration. All codes
N19BZ Enstrom
F-28F
Individual owner
Oregon
Multiple 2015-03-16 ValidFAA registration status code V: Valid registration. All codes
N890JR Enstrom
F-28F
Individual owner
Montana
Standard 2015-02-11 ValidFAA registration status code V: Valid registration. All codes
N728DB Enstrom
F-28C
Individual owner
Oregon
Standard 2015-02-04 ValidFAA registration status code V: Valid registration. All codes
N518EG Enstrom
F-28F
Individual owner
Oregon
Standard 2015-01-26 ValidFAA registration status code V: Valid registration. All codes
N56874 Enstrom
F-28C
Individual owner
Oregon
Standard 2015-01-09 ValidFAA registration status code V: Valid registration. All codes
N86238 Enstrom
F-28F
Individual owner
Illinois
Standard 2014-08-18 ValidFAA registration status code V: Valid registration. All codes
N80193 Enstrom
F-28C
Individual owner
Michigan
Standard 2014-06-09 ValidFAA registration status code V: Valid registration. All codes