N6251X
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
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.
91 reports on file, 1996-09-09 – 2003-08-06.
Part: ACTUATOR — WEAK (CARGO DOOR) · airframe 12,335 hrs
CARGO DOOR ACTUATOR WEAK. REPLACED PART.
Part: LINK — SEPARATED (MAIN ROTOR) · airframe 12,159 hrs
LINK ELASTOMER SEPERATED. REPLACED.
Part: ROTOR HEAD — LEAKING (MAIN ROTOR) · airframe 12,132 hrs
MAIN ROTOR HEAD SLINGING GREASE. SHOP REPAIR.
Part: FITTING — CRACKED (TAILBOOM) · airframe 11,971 hrs
CRACKED UPPER RIGHT TAILBOOM FITTING. SHOP REPAIR.
Part: TRANSCEIVER — INTERMITTENT (WX RADAR SYS) · airframe 11,931 hrs
WEATHER RADAR SYS INTERMITTENT. SHOP REPAIR.
Part: HOUSING — LEAKING (SEAL) · airframe 11,987 hrs
TAIL ROTOR GEARBOX SEAL LEAKING. REPAIRED.
Part: BEARING — WORN (RESTRAINT)
TRANSMISSION RESTRAINT WORN BEARINGS. REPLACED BEARINGS (2 EA) DUE TO WORN. REPAIRED.
Part: TRANSMITTER — FLUCTUATES (FUEL PRESSURE) · airframe 11,897 hrs
FUEL PRESSURE TRANSMITTER FLUCTUATES.
Part: FITTING — DAMAGED (MLG FLOAT) · airframe 11,804 hrs
FITTING ASSY RUBBER MISSING. SCRAPPED.
Part: FITTING — CORRODED (MLG FLOAT) · airframe 11,804 hrs
FITTING ASSY HAS CORROSION. SCRAPPED.
Part: CONTROL UNIT — DAMAGED (WX RADAR SYS) · airframe 11,943 hrs
LOOSE KNOB. FOUND SELECTOR KNOB CRACKED AND VOLUME CONTROL BAD. REPLACED SELECTOR KNOB AND VOLUME CONTROL. REPAIRED. BENCH CHECK GOOD.
Part: SUPPORT — LEAKING (GEARBOX) · airframe 11,812 hrs
MAIN ROTOR GEARBOX AFT SUPPORT LEAKING. REPAIRED.
Part: SUPPORT — LEAKING (GEARBOX) · airframe 11,812 hrs
AFT GEARBOX SUPPORT LEAKING. REPAIRED.
Part: ACTUATOR — INTERMITTENT (DROOP COMPENSAT) · airframe 11,653 hrs
DROOP COMPENSTATOR ACTUATOR HAS INTERMITTENT OPERATION. TO BE SENT TO VENDOR FOR REPAIR.
Part: BATTERY — DISCHARGED (COMPUTER) · airframe 11,743 hrs
PROCESSOR HAS A DEAD INTERNAL BATTERY. IN SHOP FOR REPAIR.
Part: TRANSPONDER — MALFUNCTIONED (VOR SYS)
WHEN GOING FROM ON THE ALTIMETER UNIT SHUTS OFF. REPLACED SWITCH ASSY. REPAIRED. ALSO REPLACED RESISTOR R477, FACEPLATE. ADJUSTED FREQUENCY. BENCH CHECK GOOD.
Part: BEARING — WORN (BELLCRANK)
FLT CONTROL BELLCRANK HAS WORN BEARINGS. REPLACED 2 BEARINGS. REPAIRED.
Part: RECEIVER — MALFUNCTIONED (VHF SYSTEM) · airframe 11,640 hrs
VHF RECEIVER HAS STATIC ON ALL FREQUENCIES. SENT TO SHOP FOR REPAIR.
Part: RECEIVER — MALFUNCTIONED (NAV/COMM) · airframe 10,379 hrs
RECEIVER CHANGES FREQUENCIES BY ITSELF. FOUND VOR/LOC DOESN'T RECEIVE. SWAPPED NAVIGATIONAL RECEIVER BOARD. REPAIRED PROBLEM. BENCH CHECK GOOD.
Part: CONTROL MODULE — INTERMITTENT (NR 2 COMMS) · airframe 11,507 hrs
COMM NR 2 AUDIO ON RT SIDE IS INTERMITTENT.
Part: FUEL NOZZLE — DIRTY (ENGINE) · airframe 11,038 hrs
NOZZLE PACKED WITH CARBON. CLEANED AND INSPECTED UNIT.
Part: FUEL NOZZLE — WORN (ENGINE) · airframe 11,563 hrs
ENGINE FUEL NOZZLE WORN. REPLACED AIR SHROUD DUE TO WORN.
Part: FUEL CONTROL — MALFUNCTIONED (ENGINE) · airframe 11,022 hrs
FUEL CONTROL UNIT PRODUCING INTERMITTENT START. UNABLE TO VERIFY DIFFICULTY REPORTED. NO DISCREPANICES NOTED.
Part: PITOT TUBE — CRACKED (PITOT STATIC SYS) · airframe 11,165 hrs
PITOT TUBE BENT AND CRACKED. SCRAPPED.
Part: FUEL NOZZLE — ERODED (ENGINE) · airframe 11,410 hrs
WEAR ON OUTSIDE DIAMETER, CLEANED AND INSPECTED UNIT. FOUND INNER TIP ERODED. OVERHAULED NOZZLE.
Part: INDICATOR — FLUCTUATES (TOT) · airframe 16,446 hrs
TOT INDICATOR FLUCTUATES, SOMETIMES DROPPING TO ZERO.
Part: SEAT BELT — MISINSTALLED (COCKPIT) · airframe 10,739 hrs
SHOULDER STRAP IS INSTALLED ON REEL BACKWARDS. FLAT SIDE OF ADJUSTMENT BUCKLES ARE NOT TOWARD CHEST WHEN WORN BY PILOT. REEL CAN ONLY BE INSTALLED ONE WAY.
Part: GOVERNOR — FLUCTUATES (ENGINE) · airframe 11,165 hrs
GOVERNOR PRODUCING TORQUE AND TOT FLUCTUATES. UNABLE TO VERIFY DIFFICULTY REPORTED. NO DISCREPANICES NOTED.
Part: INDICATOR — STICKING (ENG OIL TOT) · airframe 11,038 hrs
TOT INDICATOR NEEDLE STICKS INTERMITTENTLY. REPAIRED.
Part: INDICATOR — ERRATIC (VERTICAL SPEED) · airframe 10,840 hrs
VSI INDICATES ERRATIC ALTITUDE CHANGES.
Part: RESTRAINT — WORN (MAIN ROTOR FLAP) · airframe 11,495 hrs
MAIN ROTOR FLAP RESTRAINT WORN. REPLACED WITH SERVICEABLE PART.
Part: SENSOR — INTERMITTENT (ENGINE RPM) · airframe 10,992 hrs
ENGINE RPM SENSOR HAS AN INTERMITTENT HORN. REPAIRED.
Part: FLOAT — LEAKING (EMERGENCY FLOAT) · airframe 11,550 hrs
FLOAT BAG ASSY LEAKS.
Part: BEARING — WORN (T/R CONTROL ROD) · airframe 11,215 hrs
TAIL ROTOR HEAD CONTROL ROD WORN BEARING. SCRAPPED.
Part: TRANSCEIVER — MALFUNCTIONED (VHF SYSTEM) · airframe 11,066 hrs
COMM RADIO DIGITAL READOUT INOPERATIVE. IN SHOP REPAIR.
Part: IGNITER BOX — INOPERATIVE (ENGINE) · airframe 11,535 hrs
IGNITER BOX INOPERATIVE. WILL NOT LIGHT OFF. TO BE SENT TO VENDOR FOR REPAIR.
Part: FLOAT — LEAKING (EMERGENCY FLOAT) · airframe 11,550 hrs
EMERGENCY FLOAT BAG ASSY LEAKING.
Part: TORQUEMETER — BROKEN (COCKPIT)
TORQUEMETER BROKEN. REPAIRED.
Part: POWER LEVER — WORN (COCKPIT) · airframe 10,650 hrs
POWER LEVER WORN. SCRAPPED.
Part: BEARING — WORN (BELLCRANK) · airframe 11,199 hrs
ROTORCRAFT FLIGHT CONTROLS BELLCRANK HAS WORN BEARINGS. REPLACED WITH SERVICEABLE PART.
Part: STOP — TORN (M/R GEARBOX) · airframe 11,476 hrs
MAIN ROTOR GEARBOX STOP HAS TORN RUBBER. TO BE SENT TO VENDOR.
Part: RELAY — DAMAGED (DC SYSTEM) · airframe 9,515 hrs
GENERATOR DROPPING OFF LINE.
Earlier reports · 1996–2002 · 49 reports
2002
Part: POWER SUPPLY — FAILED (ANTI COLLISION) · airframe 10,816 hrs
ANTI COLLISION LIGHT POWER SUPPLY WILL NOT CHARGE UP OR DISCHARGE. REPLACED WITH SERVICEABLE PART.
Part: SKID — CORRODED (MLG) · airframe 10,385 hrs
MLG SKID TUBE HAS CORROSION. SCRAPPED.
Part: HOSE — LEAKING (FUEL DIST) · airframe 10,739 hrs
FUEL HOSE LEAKS. SCRAPPED.
Part: COMPUTER — MALFUNCTIONED (ENGINE)
WILL NOT COMMUTE WITH COMPUTER AND INTELLISTART LIGHT STAYS ON.
Part: INDICATOR — INOPERATIVE (COCKPIT) · airframe 10,673 hrs
VSI WILL NOT RESPOND TO ALTITUDE CHANGES.
Part: FLOAT — LEAKING (MLG) · airframe 10,900 hrs
EMERGENCY FLOAT BAG LEAKS. TO BE SENT TO VENDOR.
Part: CROSSTUBE — CORRODED (MLG) · airframe 10,385 hrs
CROSSTUBE CORRODED BEYOND LIMITS. SCRAPPED.
Part: SKID — CORRODED (MLG) · airframe 10,385 hrs
SKID TUBE HAS CORROSION BEYOND LIMITS. SCRAPPED.
Part: CROSSTUBE — CORRODED (MLG) · airframe 10,385 hrs
CROSSTUBE CORRODED BEYOND LIMITS. SCRAPPED.
Part: HARNESS — STUCK (SEAT BELTS) · airframe 10,784 hrs
SHOULDER HARNESS AND LAP BELT STICKS. SCRAPPED AND REPLACED WITH SERVICEABLE PART.
Part: BEARING — WORN (PITCH LINK) · airframe 10,584 hrs
PITCH LINK ASSY HAS A WORN BEARING.
2001
Part: STRAP — CORRODED (MLG) · airframe 9,944 hrs
CORROSION. REPLACED WITH SERVICEABLE PART.
Part: FITTING — CHAFED (MLG FLOAT) · airframe 9,944 hrs
PART IS CHAFED. REPLACED WITH SERVICEABLE FITTING.
Part: BLEED VALVE — MALFUNCTIONED (ENGINE) · airframe 9,760 hrs
HIGH TOT, DIDN'T CLOSE SMOOTHLY WHEN PRESSURE WAS APPLIED. REPLACED WITH SERVICEABLE BLEED VALVE.
Part: BEARING — WORN (BELLCRANK) · airframe 9,844 hrs
BEARINGS WORN. REPLACED WITH SERVICEABLE PART.
Part: INDICATOR — ERRATIC (GAS PRODUCER) · airframe 9,702 hrs
ERRATIC BETWEEN 0-15 DEGREES.
Part: TRANSCEIVER — INTERMITTENT (VHF COMMS) · airframe 8,120 hrs
DIGITAL SEGMENTS ARE INTERMITTENT. PERFORMED PRELIMINARY INSPECTION. REPLACED DISPLAY. REPAIRED. BENCH CHECK GOOD.
Part: TURBINE WHEEL — DAMAGED (ENGINE) · airframe 8,931 hrs
ENGINE REMOVED DUE TO 2000 HOUR INSPECTION. UPON INSPECTION OF TURIBNE PARTS NOTED SULFIDATION ON LEADING EDGE OF NR 1 WHEEL BLADES. SCRAPPED AND REPLACED WITH SERVICEABLE PART.
Part: STARTER GEN — MALFUNCTIONED (ENGINE) · airframe 9,420 hrs
TROUBLESHOOTING GENERATOR PROBLEM. IN SHOP FOR REPAIR.
Part: RADIO — FAILED (VHF SYSTEM) · airframe 8,970 hrs
VHF RADIO WILL NOT POWER UP. IN SHOP FOR REPAIR.
Part: STOP — WORN (M/R DRIVE) · airframe 8,991 hrs
WORN BEARING.
Part: ACTUATOR — INTERMITTENT (ENGINE CONTROLS) · airframe 16,206 hrs
INTERMITTENT.
Part: PITCH LINK — WORN (TAIL ROTOR) · airframe 8,840 hrs
WORN. REPLACED WITH SERVICEABLE ASSY.
Part: BUSHING — WORN (DRIVE LINK) · airframe 8,991 hrs
MAIN ROTOR DRIVE LINK HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART.
Part: TRANSMITTER — INTERMITTENT (COCKPIT) · airframe 8,342 hrs
INTERMITTENT. REPLACED VOLUME POTENTIOMETER, VOLUME KNOB AND CHANNEL KNOB. REPAIRED PROBLEM. BENCH CHECK GOOD.
Part: RESTRAINT — WORN (TRANSMISSION) · airframe 8,008 hrs
BEARING WORN. REPLACED WITH SERVICEABLE PART.
Part: DISC PACK — CORRODED (T/R DRIVE SHAFT) · airframe 8,365 hrs
CORRODED BEYOND LIMITS. REPLACED WITH NEW PARTS.
Part: GYRO — MALFUNCTIONED (COCKPIT) · airframe 8,733 hrs
LAGS 40 DEGREE IN 180 DEGREE TURN. REPLACED WITH SERVICEABLE PART.
Part: POWER SUPPLY — INOPERATIVE (STROBE) · airframe 8,349 hrs
NO POWER TO LIGHT BULB. REPLACED WITH SERVICEABLE PART.
1999
Part: GEARSHAFT — WORN (SPUR ADAPTER)
ENGINE REMOVED DUE TO CRACKED SCROLL AND CRACKED EXHAUST COLLECTOR. UPON INSPECTION OF COMPRESSOR PARTS NOTED EXCESSIVE STEP WEAR ON SPUR GEAR AFT END SPLINES.
Part: SKID — CRACKED (MLG)
MAJOR CRACKS ON BOTTOM OF SKID TUBE. SCRAPPED TUBE. REPLACED WITH SERVICEABLE TUBE.
Part: TRANSMITTER — MALFUNCTIONED (ELT)
COMES ON AND OFF IN-FLIGHT.
Part: RECEIVER — FAILED (NAV/COMM)
INOPERATIVE. DISPLAY BOARD HAS A BURN HOLE ON HIGH VOLTAGE LINE.
1998
Part: TRANSMITTER — MALFUNCTIONED (ELT)
ELT STAYS ON. TIME SINCE REPAIR 128:35 HOURS.
Part: POWER SUPPLY — INOPERATIVE (STROBE)
STROBE LIGHT DOES NOT WORK.
Part: TRANSMITTER — FAILED (ELT)
ELT CASE SEAL BROKEN.
Part: POWER SUPPLY — INOPERATIVE (STROBE)
STROBE LIGHT DOES NOT WORK.
Part: STEP — CORRODED (ENTRY)
STEP CORRODED BEYOND LIMITS.
Part: RECEIVER — FAILED (NAV/COMM)
NAV COMM RECEIVER NO DISPLAY.
Part: ACTUATOR — FAILED (M/R)
WILL NOT EXTEND OR RETRACT. SENT TO GLOBE MOTORS, INC. FOR INSPECTION AND REPAIR.
1997
Part: PUMP — WORN (ENG FUEL)
FOUND DRIVE SHAFT SPLINES AND PUMP GEAR SPLINES WORN EXCESSIVELY.
Part: ANTENNA — INOPERATIVE (FUSELAGE)
GPS ANTENNA NOT PICKING UP SIGNAL.
Part: ANTENNA — INOPERATIVE (FUSELAGE)
GPS ANTENNA FAULT DISPLAYED, DOES NOT PICKUP ANY SATELLITES.
Part: ANTENNA — INOPERATIVE (FUSELAGE)
GPS ANTENNA NOT PICKING UP SATELLITE SIGNAL.
Part: GPS — FAILED (COCKPIT)
WAYPOINT UNREADABLE. SENT TO TRIMBLE NAVIGATION FOR INSPECTION AND REPAIR.
Part: TRANSCEIVER — FAILED (COCKPIT VHF)
TRANSCEIVER NO RECEIVE, ALSO FOUND DISPLAY TO BE BAD.
1996
Part: TRANSDUCER — OUT OF TOL (FUEL PRESSURE)
TRANSDUCER UNIT TRANSMITS LOW OUT OF TOLERANCE.
Part: RESTRAINT — BEARING UNSTAKED (XMSN)
RESTRAINT BEARING UNSTAKED.
Part: STIFFENER — CRACKED (FUSELAGE)
STIFFENER IS CRACKED. (CRACK IS AT UPPER RIVET HOLE) REPLACED WITH SERVICEABLE STIFFENER.