N159AC1970 Sikorsky S-64F
Safety record in brief:No NTSB accidents or incidents since 19823 ADs may apply22 service difficulty reports
Registration
FAA Aircraft Registry · Oct 20, 2026- Registered owner
- Helicopter Express LLC
- Owner type
- LLC
- City, state
- Chamblee, GA
- Certificate issued
- Dec 5, 2023
- Expires
- Dec 31, 2030
- Airworthiness
- Standard · Transport
- Airworthiness date
- Jun 8, 1999
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 dataAirframe
- Manufacturer
- Sikorsky
- Model
- S-64F
- Year
- 1970
- Serial number
- 64084
- Aircraft type
- Rotorcraft
- Category
- Land
- Certification
- Type Certificated
- Seats
- 3
- Engines
- 2
- Max takeoff weight
- Up to 12,499 lb
- Type certificate data sheet
- H6EA
- Mode S code
- A0EBA1
Engine
- Make and model
- P & W Jftd12a Ser
- Type
- Turbo-shaft
- Power
- 4500 hp
Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history
Ownership history from FAA records- 2023 – nowHelicopter Express LLCChamblee, GA · current
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026NTSB events (0)
No NTSB accidents or incidents found for this airframe since 1982.
Accident history for this modelADs published since 1998 that may apply (3)
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.
| AD | Subject | Effective | Applies to |
|---|---|---|---|
| 2013-23-07 | Erickson Air-Crane Incorporated Helicopters (Type Certificate Previously Held by… | Dec 27, 2013 | Airframe (S-64F)Only with: Main rotor blade assembly P/N 6415-20201-043, -045, -047, -048, -049, -050, or -051; or 6415-20601-041 through -052 installed. |
| 2012-26-06 | Sikorsky Aircraft-Manufactured Model S-64F Helicopters | Apr 16, 2013 | Airframe (S-64F) |
| 97-10-15 | Sikorsky Aircraft-Manufactured Model S- 64F Helicopters | Jun 27, 1997 | Airframe (S-64F)Only with: Main gearbox second stage lower planetary plate P/N 6435-20516-101 installed. |
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (22)
Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
- Main rotor drive · attach bolt · brokenOct 13, 2020
PILOTS SUDDENLY FELT A VIBRATION AND HEARD A HOWLING NOISE. THEY RETURNED TO THE LANDING SITE AND SHUT DOWN. AT INSPECTION, MAINTENANCE FOUND 1 OF 3 NAS628-15 BOLT BROKEN IN HALF ON THE NR 2 HIGH SPEED SHAFT ON THE FORWARD END, WHERE IT ATTACHES TO THE FREE TURBINE COUPLING. BOTH HALVES OF THE…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Engine · engine · overtempOct 7, 2020
AIRCRAFT WAS ON SHORT FINAL AT 50 FT AGL WHEN NR 1 ENGINE LOW SPEED CHIME CAME ON. PILOT NOTED DECREASING N1 RPM WITH RISING T% (ROLLBACK). PROPER ENGINE IDENTIFIED AND SHUT DOWN. RECORDING T5 INDICATOR CHECKED AND FOUND ENGINE HAD REACHED 784C FOR 4 SECONDS. THIS IS AN OVERTEMP SO ENGINE WAS…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Main rotor · bearing · spalledDec 9, 2005
BEARING OUTER RACE SPALLED AND CRACKED. SPALLING AND CRACK ARE ON NR1 BEARING ROW ONLY. CRACK IS APPROXIMATELY 2.25 INCHES LONG. PROBABLE CAUSE IS UNKNOWN. THE BEARING RACE WILL BE ANALYZED TO DETERMINE THE CAUSE. THERE ARE NO RECOMMENDATIONS TO PREVENT RECURRENCE AT THIS TIME. (K)
From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reportsShow fewer reports
- Tail rotor drive · gear · crackedApr 14, 2005
TGB AND SERVO ASSY REMOVED FROM ACRFT FOR MAKING METAL. GEARBOX DISASSEMBLED AND DURING VISUAL INSP OF OUTPUT GEAR, ONE TOOTH FOUND CRACKED. FRIVE SIDE OF TOOTH SHOWS THE MAJORITY OF CRACKING, STARTING FROM IB TO ALMOST MIDWAY ON TOOTH EXTENDING ACROSS TIP LAND TO OPPOSITE SIDE, THEN OB. APPEARS…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Engine · turbine blades · brokenApr 13, 2005
COMPRESSOR ASSY WAS REMOVED FROM AC FOR FAILING VIBRATION ANALYSIS. DURING THE PRELIMINARY INSPECTION IT WAS NOTED THAT A PIECE OF 2ND STAGE TURBINE BLADE OUTER SHROUD KNIFE EDGE WAS MISSING. THE MISSING PIECE WAS APPROXIMATELY .500 INCH LONG AND FROM THE AFT KNIFE EDGE. FURTHER INSPECTION…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Main rotor drive · housing · crackedDec 6, 2004
MGB WAS REMOVED FOR MAIN SHAFT REPLACEMENT AND OVERHAUL. AFTER DISASSEMBLY OF GEAR BOX, THE UPPER HOUSING WAS LOCALLY BLENDED, ETCHED UNDER THE INPUTS AND INSPECTED BY FPI. THE HOUSING WAS REJECTED FOR CRACKS ON THE LT AND RT SIDE. POOR REWELD QUALITY OF CASTING AT MFG. (K)
From FAA Service Difficulty Reports; matched by N-number and serial number. - Main rotor drive · bevel gear · crackedNov 30, 2004
DURING NDT INSPECTION, GEAR WAS MPI`D AND REJECTED FOR CRACKS. LOCATION OF CRACKS WERE IN ATTACHMENT FLANGE BOLT HOLES (18 EACH). EVERY HOLE HAS APPROXIMATELY .1250 INCH LONG CRACK STARTING ON THE GEAR TO SHAFT ATTACHMENT SIDE EXTENDING DOWN INTO THE HOLE. UPON DISASSEMBLY, FRETTING WAS FOUND ON…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Tail rotor · bearing race · crackedAug 19, 2004
TAIL ROTOR HEAD WAS REMOVED FROM AC DUE TO SUDDEN LEAKAGE FROM TAIL ROTOR GRIP. DISASSEMBLED TAIL ROTOR HEAD AND FOUND THE SHOULDER BOLT INNER RACE CRACKED ON THE BACK SLEEVE AND SPINDLE. CRACK TRAVELS COMPLETELY ACROSS BEARING CONTACT SURFACE AND COMPLETELY THROUGH INNER RACE TOT HE SHOULDER BOLT…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Engine · spacer · crackedJul 15, 2004
COMPRESSOR ASSY WAS REMOVED FROM AN AIRCRAFT FOR A 1000 HOURS SCHEDULED HOT SECTION INSPECTION. DURING TEST RUN, THE ENGINE EXPERIENCED VIBES WHICH WERE OUT OF ACCEPTABLE LIMITS. THE ENGINE WAS DISASSEMBLED AND CHECKED FOR BALANCE AND WAS FOUND TO BE OUT OF BALANCE. THE CORE WAS DISASSEMBLED, AND…
From FAA Service Difficulty Reports; matched by N-number and serial number. - Engine · seal · brokenJul 14, 2004
COMPRESSOR ASSY REMOVED FROM A/C FOR A 1000 TSO SCHED HOT SECTION INSP. DURING INSP, EVIDENCE RUBBING BETWEEN OUTER SHROUD OF 1ST STAGE N1 BLADES & 1ST STATE OUTER AIRSEAL KNIFE EDGES. 1 BLADE BROKEN OUTER SHROUD. CONTACT BETWEEN DAMAGED TO OUTER SHROUD OF BLADES & KNIFE EDGES WORE DOWN SHROUD OF…
From FAA Service Difficulty Reports; matched by N-number and serial number.
Showing the 10 most recent of 22 reports.
Sources
- FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 20, 2026
- NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
- FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 20, 2026
- FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026