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Aircraft record

N178AC1971 Sikorsky S-64F

Registration validUnclaimedSource: FAA, updated Oct 20, 2026

Safety record in brief:No NTSB accidents or incidents since 19823 ADs may apply11 service difficulty reports

Registration
Valid
expires Dec 31, 2030
Based in
Chamblee, GA
owner city / state
Engine
JFTD12A-5A · 4800 hp
P & W
Owners
1
since 2023
NTSB events
None
since 1982
ADs may apply
3
confirm with A&P
Service reports
11
since 1995

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
May 12, 2022

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
Sikorsky
Model
S-64F
Year
1971
Serial number
64097
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
A136E8

Engine

Make and model
P & W Jftd12a-5a
Type
Turbo-shaft
Power
4800 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 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, 2026

NTSB events (0)

No NTSB accidents or incidents found for this airframe since 1982.

Accident history for this model

ADs 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.

ADSubjectEffectiveApplies to
2013-23-07Erickson Air-Crane Incorporated Helicopters (Type Certificate Previously Held by…Dec 27, 2013Airframe (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.
2012-26-06Sikorsky Aircraft-Manufactured Model S-64F HelicoptersApr 16, 2013Airframe (S-64F)
97-10-15Sikorsky Aircraft-Manufactured Model S- 64F HelicoptersJun 27, 1997Airframe (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 (11)

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.

  • Engine air · bleed valve · obstructedOct 2, 2004

    NR 1 ENG OIL PRESS WAS INDICATING LOWER THAN NR 2 ENG. PRESS INDICATED 45 PSI. ADJUSTED PRESS VALVE TO INCREASE CHECK AT NEXT FLT. NR 1 ENG WAS STARTED, INDICATED NML GROUND IDLE. ACCELERATING TO 70 PERCENT N2, OIL PRESS DROPPED OFF, CAUTION LIGHT ILLUM, PRESS DROPPED TO ZERO. PRESS DID NOT…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Main rotor drive · plate · crackedSep 24, 2003

    DURING THE MAGNETIC PARTICLE INSPECTION OF THE 2ND STAGE PLANETARY PLATE, A CRACK WAS DETECTED. THE CRACK IS LOCATED IN THE .125 INCH R. FROM THERE, IT TRAVELS TOWARDS THE SPLINE AT A 45 DEGREE ANGLE. THEN IT TRAVELS DOWN THE DRIVE SIDE TOOTH FILLET OF THE SPLINE ABOUT .7500 OF AND INCH. THIS…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Tail rotor drive · center housing · crackedApr 15, 1998

    TAIL ROTOR GEARBOX WAS REMOVED FROM AIRCRAFT DUE TO A CRACK IN THE TAIL GEARBOX CENTER HOUSING WEB ADJACENT TO THE LOWER LEFT GEARBOX ATTACHMENT LUG. ENGINEERING REQUESTED THE QUALITY DEPARTMENT HELP FIND THE CRACKED AREA BECAUSE IT WAS NOT MARKED ON THE PART NOR WAS IT VISIBLE TO THE EYE.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Engine · case · crackedDec 9, 1997

    WHILE INSTALLED, AFT FLANGE OF CASE SN 225 FRACTURED 360 DEGREES WITHIN THE FLANGE WELD JOINT. FRACTURING OF AFT FLANGE ASSY ELIMINATED THE AFT MOUNT FROM ENG SUPPORT. ENG FREE TO MOVE VERTICALLY, LATERALLY, AND FORE AND AFT, UNRESTRAINED BY AFT MOUNT. THIS MOTION CAUSED DAMAGE TO COMPRESSOR…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Main rotor drive · main shaft · crackedFeb 1, 1997

    MGB MAIN SHAFT INSPECTION, EIGHT SPLINES FOUND DURING MPI INSPECTION WITH ONE TO THREE INDICATIONS PER SPLINE. INDICATIONS WERE FOUND IN RADIUS AND TRAVELED UP THE TOOTH FACE APPROXIMATELY .1250 INCH.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Tail rotor · blade bolt · fracturedJul 26, 1996

    CLIMB, 50-60 KTS IAS ABOUT 1K FPM RATE , PILOT NOTED VIBRATION IN T/R. RETURNED ORIG TAKEOFF POINT, LANDED. VIBRATION BECAME STRONGER DURING DESCENT. FOUND 8 BOLTS RETAINING T/R BLADE, 1 EA BOLT HEAD MISSING AND NEVER FOUND. 3 EA BOLT HEADS BROKEN ABOUT 3RD THREAD OTBD FROM SHANK, AND 2 BOLTS HAD…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Tail rotor · blade bolt · fracturedJul 23, 1996

    TWO BOLTS WERE FOUND FRACTURED ON THE YELLOW T/R BLADE AT THE PITCH CHANGE ATTACH LOCATION WHEN THE T/R WAS INSPECTED AT THE NOON SHUT-DOWN. THIS IS A GENERAL INSPECTION INTERVAL FOR THE T/R. THE BLADE WAS CHANGED OUT AND ALL 8 BOLTS REPLACED ON THE YELLOW BLADE. ADDITIONALLY, ALL OTHER BOLTS ON…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Engine · tablock · missingJun 25, 1996

    TABLOCK FOUND MISSING AT POST-FLIGHT INSPECTION ON 6-25-96. THE LAST OVERHAUL WAS PERFORMED BY SABRELINER. WHEN INSPECTING THE COMPRESSOR THROUGH THE INLET, CONTACT OF 3RD STAGE BLADE NOTED ON FACE OF 4TH STAGE STATOR NEAR CENTERLINE OF ENGINE (ROOT END OF BLADE). THE BLADE MOVED AFT CONTACTING…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Engine · tablock · missingApr 26, 1996

    TABLOCK FOUND MISSING AT PRE-FLIGHT INSPECTION CONDUCTED ON 4-26-96. THE LAST OVERHAUL PERFORMED BY EAC ON 8-4-94. WHEN INSPECTING THE COMPRESSOR THROUGH THE INLET, CONTACT OF 3RD STAGE BLADE WAS NOTED ON FACE OF 4TH STAGE STATOR NEAR CENTERLINE OF ENGINE (ROOT END OF BLADE). THE BLADE MOVED AFT…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Engine · tablock · missingDec 2, 1995

    ENGINE FAILED INTERNALLY AT FIRST LIFT-OFF OF THE DAY. TABLOCK FOUND MISSING 12-2-95. THE LAST OVERHAUL PERFORMED BY EAC ON 1-6-94. WHEN INSPECTING COMPRESSOR THROUGH INLET, CONTACT OF 3RD STAGE BLADE NOTED ON FACE OF 4TH STAGE STATOR NEAR CENTERLINE OF ENGINE (ROOT END OF BLADE). THE BLADE MOVED…

    From FAA Service Difficulty Reports; matched by N-number and serial number.

Showing the 10 most recent of 11 reports.

Related aircraft

All 5 registered Sikorsky S-64F aircraft

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

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