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-28C
Year
1978
Serial number
420
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
A67E30
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
1990 – 2013Alpine Forest Products INCPortland, OR
1958 – 1960Individual ownerScio, OH · different airframe: 1945 Ryan St3kr S/N 2117
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
Jun 7, 1990 · Camas, WA
THE FAILURE OF A SPRAG CLUTCH IN THE ROTOR-DRIVE MECHANISM, AT AN ALTITUDE AND POSITION THAT PRECLUDED OR LIMITED THE POSSIBILITY OF A SUCCESSFUL OUTCOME.
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.
Airframe (F-28C)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.
Airframe (F-28C)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.