Skip to content
KnownTail
Aircraft record

N173AC1967 Sikorsky S-64E

Registration validUnclaimedSource: FAA, updated Oct 20, 2026

Safety record in brief:1 NTSB accident (substantial damage, Jan 2019)2 ADs may apply5 service difficulty reports

Registration
Valid
expires May 31, 2031
Based in
Chamblee, GA
owner city / state
Owners
1
since 2024
NTSB events
1
substantial, 2019
ADs may apply
2
confirm with A&P
Service reports
5
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Registered owner
Helicopter Express LLC
Owner type
LLC
City, state
Chamblee, GA
Certificate issued
May 2, 2024
Expires
May 31, 2031
Airworthiness
Standard · Transport
Airworthiness date
Jun 26, 2013

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-64E
Year
1967
Serial number
64015
Aircraft type
Rotorcraft
Category
Land
Certification
Type Certificated
Seats
3
Engines
2
Max takeoff weight
20,000 and over lb
Mode S code
A12455

Engine

Make and model
P & W Jftd12a-4a
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
  1. 2024 – 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 (1)

Accident · substantial damage

Jan 28, 2019 · Mount Eliza

On January 28, 2019, at 1956 local time, a Sikorsky S-64E, N173AC, sustained substantial damage after colliding into a pond near Mount Eliza, Australia. The pilot and two crewmembers were not injured. The investigation is under the jurisdiction of the Government of Australia. This report is for information purposes and contains only information released by the Government of Australia. Further…

Damage
Substantial
Injuries
Minor
Report
WPR19WA147

From NTSB records; matched by serial number.Read NTSB report (search CAROL for WPR19WA147)

Accident history for this model

ADs published since 1998 that may apply (2)

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-64E)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.
97-19-10Sikorsky Aircraft-Manufactured Model S- 64E HelicoptersOct 17, 1997Airframe (S-64E)Only with: Main gearbox assembly second stage lower planetary plate P/N 6435-20229-102, 6435-20229-102-TS-107 (after rework), or 6435-20229-104 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 (5)

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 · piston rod · brokenFeb 3, 2026

    AIRCRAFT HAD JUST SHUT DOWN FOR A 3HR BIM INSPECTION. (REQUIRED AD) MAINTENANCE PERSONAL NOTICED A DAMPER ASSEMBLY BROKEN AT THE ATTACHMENT TO THE HORIZONTAL HINGE PIN. THIS REPORT IS PRELIMINARY BECAUSE THIS REPAIR STATION HAS NOT YET RECIEVED THE MRH.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Main rotor drive · thrust washer · wornFeb 14, 2005

    MAIN GEAR BOX, SN A6051 REMOVED FOR BRASS CONTAMINATION. UPON DISASSEMBLY DISCOVERED BRASS MATERIAL WAS FROM SECOND STAGE PLANETARY THRUST WASHERS. 34 OUT OF 36 THRUST WASHERS WORN ON ID BEYOND MAX SERVICEABLE LIMITS. 18 EA BEARINGS HAD SHARP EDGES INNER RACE EDGES. CURRENTLY BE EVALUATED BY…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Tail rotor drive · housing · crackedNov 20, 2003

    THE TGB CENTER HOUSING WAS FOUND CRACKED WHILE INSTALLED ON AIRCRAFT. IT WAS REMOVED PREMATURELY, HAVING TSO 89.0 HOURS. THE SHOP DETECTED THE CRACK VISUALLY. THE CRACK BEGAN AT THE SECOND ROSAN STUD, CLOCKWISE FROM THE ROSAN SEAT PAD LOCATED 34 DEGREES FROM CENTERLINE OF INPUT BORE. THE CRACK…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 5 reports
  • Main rotor · blade · damagedJan 27, 2003

    ONE OF THE TWO TRAILING EDGE STUDS THAT WAS HOLDING THE TIP END WEIGHT PACKAGE FRACTURED (TRAIL EDGE). THE FRACTURE OCCURED APPROX. 1/4 INCH BELOW THE LOCK RING IN THE BALANCE PLATE ASSY. THIS CAUSED THE LEADING EDGE STUD TO DEFORM, ALLOWING THE WEIGHT PACKAGE TO IMPACT THE TIP CAP. THERE WERE…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Tail rotor · tip cap · brokenSep 30, 2002

    TRAILING EDGE TIP WEIGHTS (UP TO 5 EA) AND ATTACHMENT BOLT (1 EA) DEPARTED FROM TIP RIB ASSEMBLY AND WENT THROUGH TIP CAP. DURING THE POCKET REPLACEMENT PROCESS AT SUPPLIER, A TIP RIB WAS INSTALLED IN THE NEW POCKET ASSEMBLY THAT WAS MISSING AN INBOARD DOUBLER , TO WHICH THE TRAILING EDGE NUT…

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

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

Request owner name removalReport an error in this record