Registered owner
Osf Aviation LLC
Location
Peoria, IL
Owner type
LLC
Serial number
9411
Year built
2010
Type
Rotorcraft
Engine
Turbo-shaft
Airworthiness
Standard, transport
Airworthiness date
October 28, 2011
Certificate issued
April 18, 2022
Expires
April 30, 2029
Mode S code
A3BEE4

From the FAA registry file of October 24, 2026.

On this page

Airworthiness directives that may apply · 72

Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.

2003In forceSuperseded2026
ADs by the year they took effect: 87 ADs
20033
20072
20081
20092
20102
20112
20124
201312
20147
20152
20167
20177
20181
20196
20201
20217
20229
20232
20242
20253
20265
See all 88 ADs

Information bulletins that may apply · 3

Advisory, not mandatory.

NTSB investigations

No NTSB investigations matched to N340SFMatched by N-number and event date, checked against the reported serial number, make and model. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Eurocopter Deutschland MBB-BK 117 C-2 aircraft

FAA incident reports

No FAA accident or incident reports matched to N340SFMatched by N-number and event date, checked against the reported make and model. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Eurocopter Deutschland MBB-BK 117 C-2 aircraft
Reports on N340SF not matched to an aircraft · 4

They name N340SF, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

Service difficulty reports · 9

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

SDR 2025FA0000787Elec Connector · dirtyYAW ACTUATOR LIGHT ILLUMINATED ON AUTO PILOT TEST. INSPECTED, CLEANED, AND RESEATED THE YAW SEMA CANNON PLUG PROBLEM WENT AWAY.Nov 26, 2025 · N340SF · Bolkms BK117C2 · Auto Flight System WiringSDR 2025FA0000752Probe · faultedDURING START UP PILOT REPORTED POSSIBLE OVER TEMP OF ENGINE. AFTER FURTHER INSPECTION FOUND A BAD TEMP PROBE.Nov 10, 2025 · N340SF · Bolkms BK117C2 · Engine Temperature Indicating SystemSDR 2025FA0000075Control Box · disengagedDURING DECENT THE VARTOMS SYSTEM DISENGAGED. CAUSING THE NUMBER 1 ENGINE TORQUE TO DECREASE. THE PILOT WAS UNABLE TO GET THE TORQUES MATCHED MANUALLY. ABORTED THE LANDING AND PROCEEDED TO AN AIRPORT TO PERFORM A PRECAUTIONARY LANDING. AFTER EXTENSIVE TROUBJan 31, 2025 · N340SF · Bolkms BK117C2 · Engine SynchronizingSDR 2023FA0000699Engine · abnormal#2 ENGINE CHIP LIGHT AFTER START. BURNT CHIP AND IT CAME BACK. SHUTDOWN AND CALLED MXOct 31, 2023 · N340SF · Bolkms BK117C2 · Bleed Air Indicating SystemSDR 2023FA0000418Engine · making metalDURING CRUISE #1 ENGINE WARNING. AFTER 2 ATTEMPTS TO BURN THE LIGHT REMAINED ON. POWER WAS REDUCED AND PLANNING FOR A PRECAUTIONARY LANDING BEGAN. THE ENGINE WAS THEN SHUT DOWN AND A RUN-ON LANDING WAS PERFORMED WITH NO FURTHER INCIDENT. AFTER INSPECTION TAug 11, 2023 · N340SF · Bolkms BK117C2 · Engine (Turbine/Turboprop)SDR 2023FA0000378Engine · abnormalENGINE OVER TEMP ON START. T4 CIRCUIT BOARD TT UNKNOWNJul 16, 2023 · N340SF · Bolkms BK117C2 · Engine Temperature Indicating SystemSDR 2022FA0000655Tachometer · failed1&2 NP AND ROTOR RPM INDICATOR (TRIPLE TAC) WAS INOP DURING THE START SEQUENCE.Oct 28, 2022 · N340SF · Bolkms BK117C2 · Tail Rotor Drive Indicating SystemSDR 2020FA0000385Warning Message · false activationDURING FLIGHT, ACTUATOR CAUTION APPEARED ON CAD. PILOT DECIDED TO LAND AT BMI AIRPORT INSTEAD OF HIS DESTINATION AT HOSPITAL. COULD NOT DUPLICATE FAULT AFTER A POWER CYCLE.Aug 24, 2020 · N340SF · Bolkms BK117C2 · Central WarningSDR 2018F00054Wire · pinchedENROUTE TO HOSPITAL, THERE WAS A BRIGHT FLASH IN COCKPIT AND A BURNED ELECTRICAL ODOR. AIRCRAFT TURNED BACK TO BASE AND CONTACTED FLIGHT COM. AFTER A FEW MOMENTS THE SMELL CEASED SO THEY CONTINUED BACK TO BASE. BOUT I MINUTE FROM LANDING ANOTHER FLASH APPEAREDec 15, 2017 · N340SF · Urocop BK117C1EURO · Light System Wiring
Reports on N340SF not matched to an aircraft · 20

They name N340SF, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

See all 20 unmatched reports

STCs that may be installed · 111

Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.

See all 111 STCs

Earlier aircraft with this N-number · 1

This aircraft carried N340SF before the one registered now. The FAA can assign a mark to another aircraft once a registration is cancelled.