# N31211: 1983 Sikorsky S-76A, registration cancelled 2018-02-13

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 13, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Sikorsky S-76A](https://openairdocs.org/model/sikorsky-s-76a) (registry code 8143006)
- Engine: [Allison 250-C30 series](https://openairdocs.org/engine/allison-250-c30-series) (registry code 03015)
- Data sheets: [TCDS H1NE](https://openairdocs.org/tcds/H1NE), [TCDS E1GL](https://openairdocs.org/tcds/E1GL) (OpenAirDocs)
- Serial number: 760225
- Year built: 1983
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, transport
- Airworthiness date: January 11, 1983
- Certificate issued: September 14, 2012
- Last registry action: September 14, 2012
- Mode S code: A350D4
- Owner when cancelled: [Bvds Inc](https://openairdocs.org/faa-owner/BVDS%20INC)
- Location: [Billings, MT](https://openairdocs.org/faa-place/MT/Billings)
- Owner type: Corporation
- Owner's area on the map: 45.5641° N, 108.3336° W: Placed by OpenAirDocs at the center of ZIP code 59101, within about 14 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N31211
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=31211
- Page: https://openairdocs.org/deregistered/N31211-2018-02-13

From the FAA registry file of November 5, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Sikorsky S-76A: https://openairdocs.org/model/sikorsky-s-76a.md

## Service difficulty reports (12)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR ALG2006F00014](https://openairdocs.org/sdr/ALG2006F00014), Jan 24, 2006: GAUGE. MALFUNCTIONED. NR 1 ENGINE, T5 GAUGE BEGAN CLIMBING WITH DIGITAL STEADY. SHUTDOWN NR 1 ENGINE AND T5 STAYED AT 700C. REPLACED NR1, T5 GAUGE WITH SERVICEABLE UNIT. (K)
- [SDR ALG2006F00008](https://openairdocs.org/sdr/ALG2006F00008), Jan 23, 2006: STARTER GEN. FAILED. DC ESSENTIAL BUSS CAUTION LIGHT ILLUMINATED IN FLIGHT. COMPLIED WITH EMERGENCY PROCEDURE AND PROCEEDED AND TERMINATED FLIGHT. FOUND NR 1 GENERATOR HAD FAILED. R
- [SDR ALG2005F00097](https://openairdocs.org/sdr/ALG2005F00097), Dec 1, 2005: WIRE. BROKEN. T-5 INDICATOR PROBLEM MANIFESTED DURING FLIGHT. INSPECTED SYSTEM AND FOUND BROKEN WIRE AT PIN NR 11 OF NR 2 T-5 INDICATOR CONNECTOR. REPAIRED BROKEN WIRE IAW S-
- [SDR ALGA088803](https://openairdocs.org/sdr/ALGA088803), Aug 20, 2003: PINION GEAR. CORRODED. FOUND CORROSION AND RUST PITTING AT ROOT OF GEAR TEETH. REMOVED AND REPLACED. REQUEST WARRANTY CREDIT DUE TO LOW TIME.
- [SDR ALGA087895](https://openairdocs.org/sdr/ALGA087895), Jul 1, 2003: GEAR. SPALLED. FOUND SPALLING ON FWD. GEAR TEETH. REMOVED AND REPLACED WITH NEW PART.
- [SDR ALG2002F00054](https://openairdocs.org/sdr/ALG2002F00054), Feb 15, 2002: GEAR. MISMANUFACTURED. GEARBOX WAS DISASSEMBLED DUE TO ENGINE CHIP LIGHT. IMPROPER MACHINING AND MESHING OF GEAR TEETH, CAUSING PINION GEAR TO GALL. ALSO CAUSED EXCESSIVE METAL CONTAM
- [SDR 20000804SH002](https://openairdocs.org/sdr/20000804SH002), Oct 14, 1999: BEARING. WORN. PILOT REPORTED THAT T/R PEDALS WERE DRIVING THE COLLECTIVE. TROUBLESHOOTING FOUND BEARING WORN AND ROUGH. REPLACED BEARING AND OPS CHECK C/W. SUBMITTER RECOMMEN
- [SDR 99ZZZX2441](https://openairdocs.org/sdr/99ZZZX2441), May 1, 1999: SKIN. CORRODED. CORROSION. SEVERE EXFOLIATION BETWEEN STA 250 - STA 300 AND STA 300 - STA 336, WITH ADDITIONAL CORROSION AT TAILBOOM, VERTICAL FIN ATTACHMENT. CORROSION AREAS A
- [SDR 99ZZZX685](https://openairdocs.org/sdr/99ZZZX685), Dec 10, 1997: CONTROL CABLE. MALFUNCTIONED. ON LANDING, NR 1 ENGINE WOULD NOT GO FROM IDLE OFF. SHUT DOWN WAS DONE BY USING FUEL LEVER AND ROTOR BRAKE. WHEN BRAKE WAS APPLIED, RPM WAS TOO HIGH AND R/B CAU
- [SDR 96ZZZX4273](https://openairdocs.org/sdr/96ZZZX4273), Jul 9, 1996: BLADE. DEFECTIVE. FOUND APPROXIMATELY 8.50 INCH SECTION OF MAIN ROTOR BLADE NICKLE LEADING EDGE STRIP MISSING APPROXIMATELY 48 INCHES FROM THE TIP CAP. THIS AREA HAD A CRACK IN T
- [SDR 96ZZZX3842](https://openairdocs.org/sdr/96ZZZX3842), Jun 24, 1996: TUBE. CORRODED. DURING INSPECTION, FOUND HI-LOCK FASTENER ON RIGHT SIDE OF TUBE STICKING OUT APPROXIMATELY .0625 INCH ON BOTH ENDS. THE FASTENER HAD CORRODED IN THE CENTER AND 
- [SDR 95ZZZX1050](https://openairdocs.org/sdr/95ZZZX1050), Jan 16, 1995: DRIVE SHAFT. SCORED. WHEN COMPLYING WITH ASB 76-53-35, MOD TO CENTER FIREWALL, FOUND NR 1 DRIVE SHAFT SCORED FOR A LENGTH OF 4.50 INCHES. DEPTH OF SCORE APPROXIMATELY .005 INCH. REP

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