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Aircraft record

N476T1983 Sikorsky S-76A

DeregisteredUnclaimedSource: FAA, updated Oct 17, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Jun 15, 2005.

Safety record in brief:1 NTSB accident (substantial damage, Jul 1985)19 ADs may apply

Registration
Deregistered
Last based in
Cleveland, OH
owner city / state
Engine
250-C30 SER · 650 hp
Allison
Owners
1
since 2004
NTSB events
1
substantial, 1985
ADs may apply
19
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 17, 2026
Last registered owner
Maxus Leasing Group INC
Owner type
Corporation
City, state
Cleveland, OH
Certificate issued
Oct 13, 2004
Canceled
Jun 15, 2005
Airworthiness
Standard · Transport
Airworthiness date
Oct 13, 2004

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-76A
Year
1983
Serial number
760228
Aircraft type
Rotorcraft
Category
Land
Certification
Type Certificated
Seats
14
Engines
2
Max takeoff weight
Up to 12,499 lb
Type certificate data sheet
H1NE
Mode S code
A5D90D

Engine

Make and model
Allison 250-C30 Ser
Type
Turbo-shaft
Power
650 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. 2004 – 2005Maxus Leasing Group INCCleveland, OH
  2. until 1964Individual ownerNorwalk, CT · different airframe: Beechcraft 35-A33 S/N Cd-302

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 17, 2026 · SDRs · Oct 16, 2026

NTSB events (1)

Accident · substantial damage

Jul 14, 1985 · Hartford, CT

THE APCH TO THE PVT HELIPAD WAS UNEVENTFUL UP TO THE LAST 100 FT WHERE THE PLTS NOTICED A HIGH SINK RATE. THE PLT INCREASED COLLECTIVE TO CORRECT FOR THE SITUATION. AT ABOUT 20 FT FROM TOUCHDOWN POINT THE PLT NOTICED A DECREASE IN RPM AND REALIZED THAT THEY WERE LOSING PWR. DURING THE TOUCHDOWN, THE TAIL CONE CONTACTED THE EDGE OF THE HELIPAD DAMAGING THE TAIL ROTOR DRIVE SHAFT. THE PLT SHUT THE…

Damage
Substantial
Injuries
None
Report
NYC85LA177

From NTSB records; matched by serial number.Read NTSB report (search CAROL for NYC85LA177)

Accident history for this model

ADs published since 1998 that may apply (19)

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
2024-20-07Various HelicoptersDec 5, 2024Airframe (S-76A)Only with: Only helicopters modified by the applicable STC (SR00831LA, SR00780LA, SR01687LA, SR00856LA, SR01855LA, SR02244LA, SR01779LA, SR01459LA, SR01535LA, SR00932LA, SR02049LA, SR02484LA, or SR01902LA).
2017-19-01Sikorsky Aircraft Corporation HelicoptersJan 2, 2018Airframe (S-76A)Certain serial numbers: …–761075. Only with: Main rotor servo pushrod assembly P/N 76400-00034-059, 76400-00014-074, 76400-00014-076, or 76400-00014-077 installed.
2015-26-10Sikorsky Aircraft Corporation HelicoptersFeb 9, 2016Airframe (S-76A)Only with: Main gearbox P/N 76351-09000 series, 76351-09500 series, or 76351-09600 series installed that has been repaired in accordance with Sikorsky ORI No. 76350-065 (original or Revision A).
2015-19-51Sikorsky Aircraft Corporation HelicoptersNov 10, 2015Airframe (S-76A)Only with: Main rotor servo input control pushrod assembly P/N 76400-00034-059 or tail rotor pushrod assembly P/N 76400-00014-071 installed.
2013-22-15Sikorsky Aircraft Corporation (Sikorsky) HelicoptersDec 13, 2013Airframe (S-76A)Certain serial numbers: …–760822. Only with: With spindle cuff assembly P/N 76102-08001-043, -045 or -046, or blade fold cuff assembly P/N 76150-09601-041 installed.
Show all 19 ADs
ADSubjectEffectiveApplies to
2012-15-08Sikorsky Aircraft Corporation HelicoptersSep 21, 2012Airframe (S-76A)Only with: Electric rotor brake (ERB) P/N 76363-09100-012 installed.
2010-26-09Sikorsky Aircraft Corporation (Sikorsky) Model S76A, B, and C HelicoptersJan 12, 2011Airframe (S-76A)Only with: LITEF LCR-100 Attitude Heading and Reference System (AHRS) Unit P/N 145130-7100 installed
2010-10-02Sikorsky Aircraft Corporation Model S-76A, B, and C HelicoptersJun 17, 2010Airframe (S-76A)Only with: Main rotor servo actuator Sikorsky P/N 76650-09805-109 or -110 (also marked HR Textron or Woodward HRT P/N 3006760-109 or -110) installed.
2006-16-04Rolls-Royce Corporation (Formerly Allison Engine Company, Allison Gas Turbine Division…Sep 7, 2006Engine (250-C30 SER)
2005-22-01Sikorsky Aircraft Corporation Model S-76A, B, and C HelicoptersNov 10, 2005Airframe (S-76A)Only with: Main rotor hub pilot fitting P/N 76103-08003-101 with 1500 or more hours TIS installed.
2003-04-15Sikorsky Aircraft Corporation Model S-76A, B, and C HelicoptersFeb 27, 2003Airframe (S-76A)
2002-15-51Sikorsky Aircraft Corporation Model S76A, B, and C HelicoptersOct 18, 2002Airframe (S-76A)
2001-10-06Sikorsky Aircraft Corporation Model S-76A, S-76B, and S-76C HelicoptersMay 17, 2001Airframe (S-76A)Only with: Main rotor shaft assembly P/N 76351-09030 (all dash numbers) installed.
94-14-20 R1Sikorsky Aircraft Corporation Model S-76A HelicoptersJun 8, 2001Airframe (S-76A)Only with: Tail rotor blade assembly P/N 76101-05001 (all dash numbers) or 76101-05101 (all dash numbers) installed with more than 130 hours time-in-service.
2001-01-04Sikorsky Aircraft Corporation Model S-76A, S-76B, and S-76C HelicoptersFeb 2, 2001Airframe (S-76A)Certain serial numbers: …–760513. Only with: Positioning rod assembly P/N 1945E-31A or 2071-31, or side brace rod end P/N 1945E-235 or 2071-235, installed.
2000-11-52Sikorsky Aircraft Corporation Model S-76 Series HelicoptersAug 31, 2000Airframe (S-76A)
2000-12-09Sikorsky Aircraft Corporation (Sikorsky) Model S-76A HelicoptersJul 28, 2000Airframe (S-76A)Only with: Aero Aire Air Conditioning System P/N S-76A-1-2 installed, modified in accordance with STC SH4680SW.
99-19-30Sikorsky Aircraft Corp. Model S76A, B, and C HelicoptersOct 4, 1999Airframe (S-76A)
99-11-04Sikorsky Aircraft Model S-76A HelicoptersJul 9, 1999Airframe (S-76A)Only with: Turbomeca Arriel 1S1 engines installed in accordance with STC SH568NE, including drawing number 76070-30601.

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (0)

No Service Difficulty Reports found for this airframe since 1995.

Related aircraft

Show all 8 related aircraft
All 19 registered Sikorsky S-76A aircraft

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 17, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 17, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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