N905CHSikorsky S-61N
Safety record in brief:No NTSB accidents or incidents since 19824 ADs may apply2 service difficulty reports
Registration
FAA Aircraft Registry · Oct 20, 2026- Registered owner
- Construction Helicopters LLC
- Owner type
- LLC
- City, state
- Howell, MI
- Certificate issued
- Jul 7, 2005
- Expires
- Mar 31, 2028
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-61N
- Serial number
- 61711
- Aircraft type
- Rotorcraft
- Category
- Land
- Certification
- Type Certificated
- Seats
- 28
- Engines
- 2
- Max takeoff weight
- 12,500 - 19,999 lb
- Type certificate data sheet
- 1H15
- Mode S code
- AC81F9
Engine
- Type
- Turbo-shaft
Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history
Ownership history from FAA records- 2005 – nowConstruction Helicopters LLCHowell, MI · 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 (4)
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 |
|---|---|---|---|
| 2021-05-19 | Tail Rotor Control System | May 7, 2021 | Airframe (S-61N)Only with: Arm assembly part number S6140-62614-009 installed; certificated in any category including restricted. |
| 2013-05-17 | Sikorsky Aircraft Corporation Helicopters | Apr 26, 2013 | Airframe (S-61N)Only with: With a fuel system 40 micron fuel filter element P/N 52-0505-2 or 52-01064-1 installed. |
| 2004-15-22 | Sikorsky Aircraft Corporation Model S-61L, S-61N, S-61-NM, and S-61R Helicopters | Sep 7, 2004 | Airframe (S-61N) |
| 98-26-02 | Sikorsky Aircraft Corporation Model S- 61A, D, E, L, N, NM, R, and V Helicopters | Jan 20, 1999 | Airframe (S-61N)Only with: Main rotor shaft P/N S6135-20640-001, S6135-20640-002, or S6137-23040-001 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 (2)
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.
- Fire protection · cable · chafedMar 4, 2024
#1 ENGINE FIRE LIGHT ILLUMINATED IN FLIGHT. R&R'D ENGINE FIRE LOOP CABLE.
From FAA Service Difficulty Reports; matched by N-number and serial number. - Engine · engine · damagedAug 26, 2016
THE SIC NOTICED THE ENGINE INSTRUMENT INDICATIONS WERE DISPLAYING IRREGULAR INDICATIONS WHILE OVER A LAKE FILLING A WATER BUCKET. NR 2 ENGINE ROLLED BACK TO IDLE AND WOULD NOT ACCELERATE. TRANSMISSION INDICATIONS WERE NORMAL APART FROM A TORQUE SPLIT. NOSED ACFT OVER AND ESTABLISHED SINGLE ENGINE…
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