N412SM

No registry detail on file · not in current registry

Operators of this aircraft

Who operated this tail, and how firmly we know it.

Operator	Role	Period	Basis
PETROLEUM HELI	Operator	on 2001-02-28	Operator named in NTSB report

Accident & incident history

Accident · 2001-02-28 Operator named in NTSB report

BELL 412SP Fatal injury Part 91 — PETROLEUM HELI

Operated by PETROLEUM HELICOPTERS, INC. (per NTSB report)

Source: NTSB case DEN01FA058

Maintenance disclosures

Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.

9 reports on file, 2002-06-18 – 2012-02-16.

OTHER · 2012-02-16 Matched by certificate designator

ATA 5312

Part: BULKHEAD — CHAFED (AFT) · airframe 6,733 hrs

AFT FUSELAGE BULKHEAD, WAS FOUND CHAFED, COMMON TO AN EXISTING PANEL LATCH INSTALLATION.

Source: SDR HEEA2012021633127

OTHER · 2012-02-10 Matched by certificate designator

ATA 5302

Part: FRAME — CRACKED (TAILBOOM) · airframe 6,733 hrs

TAILBOOM FRAME WAS FOUND CRACKED COMMON TO AN EXISTING RIVET INSTALLATION.

Source: SDR HEEA2012021033117

INADEQUATE Q C · 2012-02-10 Matched by certificate designator

ATA 5302

Part: RIVNUT — MISINSTALLED (TAILBOOM) · airframe 6,733 hrs

INCORRECT RIV-NUTS WERE FOUND TO BE INSTALLED IN THE LT UPPER TAILBOOM SKIN.

Source: SDR HEEA2012021033118

VIBRATION/BUFFET · 2007-07-01 Matched by certificate designator

ATA 7921

Part: BEARING — FAILED (COOLER BLOWER) · airframe 4,350 hrs

IN CRUISE FLIGHT THE AIRCRAFT EXPERIENCED A RHYTHMIC BUT INTERMITTENT VIBRATION. MAINTENANCE FOUND ONE OIL COOLER BLOWER TO HAVE BAD BEARINGS AND CHIPPED BLADES. REPLACED OIL COOLER BLOWER.

Source: SDR HEEA116166

FLUID LOSS; WARNING INDICATION · 2005-04-23 Matched by certificate designator

ATA 2910

Part: O-RING — LEAKING (NR 2 HYD SYSTEM) · airframe 2,910 hrs

DURING PATIENT TRANSFER LOW HYDRAULIC PRESSURE WARNING LIGHT ILLUMINATED, SECURED NR 2 HYDRAULIC SWITCH AND LANDED AT NEAREST AIRPORT WITHOUT INCIDENT. MAINTENANCE FOUND ACCUMULATOR O-RING LEAKING. REPLACED O-RING.

Source: SDR HEEA107345

WARNING INDICATION · 2003-09-30 Matched by certificate designator

ATA 7323

Part: GOVERNOR — FAILED (NR 1 ENGINE) · airframe 1,937 hrs

DURING CRUISE FLIGHT NR 1 ENGINE ITT WENT TO 970 DEGREES AND NR 2 ENGINE TORQUE WENT TO ZERO. PLACED NR 1 ENGINE GOVERNOR IN MANUAL AND LANDED AT NEAREST AIRPORT. REPLACED THE NR 1 ENGINE AND AFCU DUE TO HIGH SIDE GOVERNOR FAILURE. REPLACED THE NR 1 ENGINE DUE TO OVERTEMP. ALSO REPLACED FUEL CONTROL P/N 3244883-7, S/N C43612, TT 1937.10.

Source: SDR HEEA090474

PARTIAL RPM/PWR LOSS; WARNING INDICATION · 2003-09-30 Matched by certificate designator

ATA 7200

Part: ENGINE — MALFUNCTIONED (NR 1) · airframe 1,937 hrs

IN FLIGHT NR 1 ENGINE ITT WENT TO 970 DEGREES, NR 2 ENGINE TORQUE DROPPED TO ZERO. APPEARED TO BE NR 1 ENGINE GOVERNOR HIGH SIDE FAILURE. RETURNED NR 1 ENGINE THROTTLE TO IDLE, SWITCHED NR 1 ENGINE THROTTLE TO MANUAL AND FLEW TO NEAREST AIRPORT IN MANUAL THROTTLE. MAINTENANCE REPLACED NR 1 ENGINE ASSY INCLUDING FUEL MANAGEMENT SYSTEM.

Source: SDR HEEA090148

VIBRATION/BUFFET · 2003-02-17 Matched by certificate designator

ATA 6720

Part: SERVO — CONTAMINATED (TAIL ROTOR) · airframe 1,462 hrs

IN CRUISE FLIGHT, PILOT NOTED HIGH FREQUENCY VIBRATION IN TAIL ROTOR PEDALS AND UNCOMMANDED MOVEMENT IN T/R PEDALS. FOUND MOISTURE IN TAIL ROTOR SERVO PILOT VALVE AREA AND PILOT VALVE BOLTS STIFF TO ROTATE. DRIED AREA AND FREED BOLTS. TEMPERATURE DURING FLIGHT BELOW FREEZING.

Source: SDR HEEA084712

FALSE WARNING · 2002-06-18 Matched by certificate designator

ATA 7810

Part: DUCT — DAMAGED (EXHAUST) · airframe 1,001 hrs

DURING TAKEOFF THE NR 2 ENGINE FIRE LIGHT ILLUMINATED. REPLACED NR 2 ENGINE EXHAUST DUCT, AFTER CRACK WAS FOUND ALONG THE FLANGE JOINT.

Source: SDR HEEA080102