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Aircraft record

N857MM1982 Enstrom F-28F

Registration validUnclaimedSource: FAA, updated Oct 17, 2026

Safety record in brief:1 NTSB accident (destroyed damage, Nov 1985)6 ADs may apply

Registration
Valid
expires Aug 31, 2030
Based in
Lewistown, MT
owner city / state
Engine
HIO-360 SER · 205 hp
Lycoming
Owners
1
since 2023
NTSB events
1
destroyed, 1985
ADs may apply
6
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 17, 2026
Registered owner
Vigilante Helicopters LLC
Owner type
LLC
City, state
Lewistown, MT
Certificate issued
Aug 24, 2023
Expires
Aug 31, 2030
Airworthiness
Standard · Normal
Airworthiness date
Aug 26, 1982

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
Enstrom
Model
F-28F
Year
1982
Serial number
723
Aircraft type
Rotorcraft
Category
Land
Certification
Type Certificated
Seats
3
Engines
1
Max takeoff weight
Up to 12,499 lb
Type certificate data sheet
H1CE
Mode S code
ABC278

Engine

Make and model
Lycoming Hio-360 Ser
Type
Reciprocating
Power
205 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. 2023 – nowVigilante Helicopters LLCLewistown, MT · current

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 · destroyed

Nov 22, 1985 · Miami, FL

THE PLT STATED HE FELT THE ENG RPM DECREASE, SO HE OPENED UP THE THROTTLE AND LOWERED THE COLLECTIVE. WHEN THESE ACTIONSDID NOT PRODUCE THE DESIRED RPM HE TRIED TO LAND IN A PLOWED FLD, THE SKIDS DUG IN THE SOFT DIRT AND CAUSED THE HELICOPTER TO ROLL OVER. EXAMINATION OF THE ENG DISCLOSED NO EVIDENCE OF A PRE-IMPACT MALFUNCTION OF FAILURE. HOWEVER, THE ROTOR SYSTEM WAS NOT CHECKED. NO…

Damage
Destroyed
Injuries
None
Report
MIA86LA031

From NTSB records; matched by serial number.Read NTSB report (search CAROL for MIA86LA031)

Accident history for this model

ADs published since 1998 that may apply (6)

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
2018-02-01The Enstrom Helicopter Corporation HelicoptersFeb 21, 2018Airframe (F-28F)Certain serial numbers: 480 5001–5006. Only with: With main rotor spindle P/N 28-14282-11 or 28-14282-13 installed.
2017-26-03The Enstrom Helicopter Corporation HelicoptersJan 4, 2018Airframe (F-28F)Only with: Rod end bearing assembly P/N 01-824-08E-011, 09455-01-824-08E-011, ECD091-1, ASMK8T, M81935/1-08K, MS21242S8K, or MTK8 installed.
2012-11-05Enstrom Helicopter Corporation HelicoptersJul 3, 2012Airframe (F-28F)Only with: Helicopters with trim relay P/N KUP14D55-24, KUP14D55-472, M83536/10-015M, or M83536/10-024M installed; does not apply to helicopters with reversible trim motor P/N 28-16621 or P/N AD1R-10.
2011-26-10Enstrom Helicopter Corporation HelicoptersJan 23, 2012Airframe (F-28F)Only with: Helicopters with a trim relay P/N KUP14D55-472, M83536/10-015M, or M83536/10-024M installed; does not apply to helicopters with reversible trim motor P/N 28-16621 or AD1R-10.
2002-08-03Enstrom Helicopter Corporation Model F-28, F-28A, F-28C, F-28F, 280, 280C, 280F, and…May 2, 2002Airframe (F-28F)
Show all 6 ADs
ADSubjectEffectiveApplies to
96-06-03The Enstrom Helicopter Corporation Model F-28, F-28A, F-28C, F-28C-2, F-28F, 280, 280C…Mar 19, 1996Airframe (F-28F)

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 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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