# N115AX: 1988 Beech 1900C

- Status: Valid registration
- Airframe: [Beech 1900C](https://openairdocs.org/model/beech-1900c) (registry code 1154161, 19 seats)
- Engine: [Pratt & Whitney Canada PT6A-60A](https://openairdocs.org/engine/pratt-whitney-canada-pt6a-60a) (registry code 52043)
- Data sheets: [TCDS A24CE](https://openairdocs.org/tcds/A24CE) (Textron Aviation Inc.), [TCDS E4EA](https://openairdocs.org/tcds/E4EA) (Pratt & Whitney Canada Corp.) (OpenAirDocs)
- Serial number: UC-2
- Year built: 1988
- Type: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, normal
- Airworthiness date: January 25, 1988
- Certificate issued: May 21, 2007
- Expires: April 30, 2030
- Mode S code: A03EDC
- Registered owner: [Alaska Central Express Inc](https://openairdocs.org/faa-owner/ALASKA%20CENTRAL%20EXPRESS%20INC)
- Location: [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage)
- Owner type: Corporation
- Owner's area on the map: 61.1637° N, 149.9966° W: Placed by OpenAirDocs at the center of ZIP code 99502, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=115AX
- Page: https://openairdocs.org/aircraft/N115AX

From the FAA registry file of October 21, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 41 in force

### Matched by airframe (Beech 1900C)

- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023
- [AD 2014-02-03](https://openairdocs.org/ad/2014-02-03): Flight Controls · Textron 1900, 1900C and 1900D. Effective Mar 7, 2014
- [AD 2013-24-03](https://openairdocs.org/ad/2013-24-03): Stabilizers · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Jan 13, 2014
- [AD 2011-01-09](https://openairdocs.org/ad/2011-01-09): Oxygen · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 290 more. Effective Feb 9, 2011
- [AD 2009-23-03](https://openairdocs.org/ad/2009-23-03): Flanges · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Dec 14, 2009
- [AD 2009-23-01](https://openairdocs.org/ad/2009-23-01): Main Landing Gear · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Dec 8, 2009
- [AD 2006-18-51](https://openairdocs.org/ad/2006-18-51): Left and right wing rear spar lower caps · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Sep 8, 2006
- [AD 2005-18-21](https://openairdocs.org/ad/2005-18-21): Elevator hinge support attachments · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Sep 13, 2005
- [AD 2005-01-19](https://openairdocs.org/ad/2005-01-19): Mode S transponders · GARMIN International GTX 330D, GTX 330, GTX 33D and 830 more. Effective Feb 23, 2005
- [AD 2004-23-02](https://openairdocs.org/ad/2004-23-02): Nose Landing Gear (NLG) Fork · Textron 100, 1900, 1900C and 50 more. Effective Dec 23, 2004
- [AD 2004-17-02](https://openairdocs.org/ad/2004-17-02): Cross shaft attach bolt · Textron 100, 1900, 1900C and 52 more. Effective Oct 4, 2004
- [AD 2004-09-30](https://openairdocs.org/ad/2004-09-30): Landing Gear Electrical Power Current Limiter · Textron 1900C and 1900C (C-12J). Effective Jun 18, 2004
- [AD 2004-09-07](https://openairdocs.org/ad/2004-09-07): Canted Bulkhead Located at Fuselage Station (FS) 588.10 · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Jun 14, 2004
- [AD 2004-01-13](https://openairdocs.org/ad/2004-01-13): Vent blower assemblies · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Feb 19, 2004
- [AD 2003-20-10](https://openairdocs.org/ad/2003-20-10): Elevator Trim System Maintenance Procedures · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Oct 15, 2003
- [AD 2003-03-18](https://openairdocs.org/ad/2003-03-18): Elevator Control System · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Feb 5, 2003
- [AD 2002-23-11](https://openairdocs.org/ad/2002-23-11): Elevator Balance Weight Attachment Screws · Textron 1900, 1900C, 1900C (C-12J) and 30 more. Effective Jan 10, 2003
- [AD 2001-22-16](https://openairdocs.org/ad/2001-22-16): Engine Truss Assembly · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Dec 17, 2001
- [AD 2001-18-07](https://openairdocs.org/ad/2001-18-07): Flap Flexible Shaft Assemblies · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Oct 12, 2001
- [AD 2000-20-07](https://openairdocs.org/ad/2000-20-07): Cockpit Voice Recorder (CVR) System · Textron 1900, 1900C and 1900D. Effective Nov 22, 2000
- [AD 2000-19-04](https://openairdocs.org/ad/2000-19-04): Wing Fuel Quantity Wiring Harness · Textron 1900C, 1900C (C-12J) and 1900D. Effective Oct 31, 2000
- [AD 97-15-13 R2](https://openairdocs.org/ad/97-15-13-R2): Airstair Door Handle and Latch Housing · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective May 28, 1999
- [AD 99-04-08](https://openairdocs.org/ad/99-04-08): Main Landing Gear Hydraulic Actuators · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Mar 26, 1999
- [AD 99-01-03](https://openairdocs.org/ad/99-01-03): Flaps · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Feb 8, 1999
- [AD 98-26-16](https://openairdocs.org/ad/98-26-16): Emergency Exit Doors · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Feb 5, 1999
- [AD 98-21-20](https://openairdocs.org/ad/98-21-20): Exterior Marking Placards · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Nov 20, 1998
- [AD 97-26-15](https://openairdocs.org/ad/97-26-15): Main Landing Gear Actuator · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Jan 25, 1998
- [AD 97-25-03](https://openairdocs.org/ad/97-25-03): AFM - Limitations - Power Levers · Textron 100, 1900, 1900C and 44 more. Effective Jan 21, 1998
- [AD 97-06-06](https://openairdocs.org/ad/97-06-06): Pilot and Copilot Chairs Locking Pins · Textron 100, 1900, 1900C and 43 more. Effective May 9, 1997
- [AD 95-26-15 R1](https://openairdocs.org/ad/95-26-15-R1): Traffic Alert and Collision Avoidance Systems · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 159 more. Effective Dec 26, 1996
- [AD 96-22-12](https://openairdocs.org/ad/96-22-12): Inspect fuel filter assembly · Textron 1900C, 1900C (C-12J), 1900D and 1 more. Effective Dec 13, 1996
- [AD 96-09-13](https://openairdocs.org/ad/96-09-13): AFM - Icing · Textron 1900, 1900C, 1900D and 7 more. Effective Jun 11, 1996
- [AD 95-14-02](https://openairdocs.org/ad/95-14-02): Instrument Air System · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Aug 31, 1995
- [AD 94-20-05](https://openairdocs.org/ad/94-20-05): Hot Battery Bus · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Oct 14, 1994
- [AD 93-01-16](https://openairdocs.org/ad/93-01-16): Stall Warning Vane Housing · Textron 1900C and 1900C (C-12J). Effective Mar 8, 1993
- [AD 92-06-11](https://openairdocs.org/ad/92-06-11): Autopilot/Flight Director System Wiring · Textron 1900C, 300, B200 and 2 more. Effective Mar 30, 1992
- [AD 85-21-07 R1](https://openairdocs.org/ad/85-21-07-R1): POH/AFM Addendum · Textron 1900, 1900C and 1900C (C-12J). Effective Jul 10, 1987
- [AD 87-04-24](https://openairdocs.org/ad/87-04-24): Elevator Trim Cable System · Textron 1900, 1900C, 200 and 28 more. Effective Apr 14, 1987
- [AD 87-05-02](https://openairdocs.org/ad/87-05-02): POH/AFM Changes · Textron 1900, 1900C and 1900C (C-12J). Effective Mar 23, 1987

### Matched by engine (Pratt & Whitney Canada PT6A-60A)

- [AD 2004-25-18](https://openairdocs.org/ad/2004-25-18): Propeller governor assemblies · Pratt & Whitney Canada PT6A-60A and PT6A-65B. Effective Jan 18, 2005
- [AD 97-04-12](https://openairdocs.org/ad/97-04-12): Compressor Bleed-off Valve · Pratt & Whitney Canada PT6A-11, PT6A-110, PT6A-112 and 52 more. Effective Mar 14, 1997

### Historical (superseded or no longer in force)

- [AD 2011-27-51](https://openairdocs.org/ad/2011-27-51) (historical): Flight Controls · Hawker Beechcraft 1900, 1900C, 1900C (C-12J) and 1 more. Effective Jan 18, 2012
- [AD 2006-24-11](https://openairdocs.org/ad/2006-24-11) (historical): Forward, vertical, and aft flanges · Hawker Beechcraft 1900C, 1900C (C-12J) and 1900D. Effective Dec 11, 2006
- [AD 97-22-16](https://openairdocs.org/ad/97-22-16) (historical): Vent Blower Assembly Bearing · Raytheon 1900, 1900C, 1900C (C-12J) and 1 more. Effective Dec 5, 1997
- [AD 97-15-13 R1](https://openairdocs.org/ad/97-15-13-R1) (historical): Airstair Door Handle And Latch Housing · Raytheon 1900, 1900C and 1900D. Effective Sep 22, 1997
- [AD 97-15-13](https://openairdocs.org/ad/97-15-13) (historical): Airstair Door Handle And Latch Housing · Raytheon 1900, 1900C and 1900D. Effective Sep 5, 1997
- [AD 97-14-16](https://openairdocs.org/ad/97-14-16) (historical): Outboard Flap Attachment Brackets And Aft Roller Bearings · Raytheon 1900, 1900C and 1900D. Effective Aug 4, 1997
- [AD 97-04-02](https://openairdocs.org/ad/97-04-02) (historical): Exterior Marking Placards For Airstair And Cargo Doors · Raytheon 1900, 1900C and 1900D. Effective Mar 10, 1997
- [AD 95-02-18](https://openairdocs.org/ad/95-02-18) (historical): Engine Truss Assembly · Raytheon 1900, 1900C and 1900D. Effective Mar 25, 1995
- [AD 87-22-01 R1](https://openairdocs.org/ad/87-22-01-R1) (historical): Nose Landing Gear Fork · Raytheon 100 Model or Series (all), 1900, 1900C and 50 more. Effective Sep 30, 1989

## Information bulletins (advisory) (6 in force)

- [SAIB CE-12-36](https://openairdocs.org/saib/CE-12-36): Flight Controls: Aileron. Issued Jun 19, 2012
- [SAIB CE-05-83](https://openairdocs.org/saib/CE-05-83): . Issued Aug 26, 2005
- [SAIB CE-00-24](https://openairdocs.org/saib/CE-00-24): . Issued Jul 11, 2000
- [SAIB CE-00-15](https://openairdocs.org/saib/CE-00-15): . Issued Jan 21, 2000
- [SAIB NE-15-21](https://openairdocs.org/saib/NE-15-21): Fuel Injector Nozzle. Issued Aug 19, 2015
- [SAIB CE-03-24](https://openairdocs.org/saib/CE-03-24): . Issued Feb 19, 2003

## NTSB investigations

None matched to N115AX.

## FAA accident and incident reports

None matched to N115AX.

## Service difficulty reports (18)

As reported by operators and repair stations.

- [SDR YADA20230313002](https://openairdocs.org/sdr/YADA20230313002), Mar 4, 2023: BELLCRANK. CRACKED. WHILE PERFORMING A COMPANY FLEET CAMPAIGN DISCOVERED FORWARD ELEVATOR BELLCRANK CRACKED WEB.
- [SDR YADA20210817201](https://openairdocs.org/sdr/YADA20210817201), Aug 12, 2021: HOUSING. ERODED. PILOT REPORTED "OIL LEAKING FROM RIGHT ENGINE" - MAINTENANCE FOUND OIL LEAK TO BE COMING FROM THE ENGINE OIL SCAVENGE PUMP HOUSING. REPLACED HOUSING. FOUND CAVI
- [SDR YADA2019043029002](https://openairdocs.org/sdr/YADA2019043029002), Apr 29, 2019: ACTUATOR. FAILED. MAINTENANCE REPORTED: WHILE HAND PUMP CYCLING LANDING GEAR AFTER R/H MAIN LANDING GEAR ACTUATOR REPLACEMENT, R/H MAIN GEAR WILL NOT COME DOWN.
- [SDR YADA2019043029001](https://openairdocs.org/sdr/YADA2019043029001), Apr 29, 2019: ACTUATOR. MALFUNCTIONED. PILOT REPORTED: ON APPROACH PUT LANDING GEAR DOWN. LEFT MAIN AND NOSE GEAR CAME DOWN. PUMP STOPPED WORKING HAD AN INTRANSIT LIGHT AND RIGHT MAIN NEVER CAME DOWN
- [SDR YADA20180105001](https://openairdocs.org/sdr/YADA20180105001), Jan 5, 2019: SCAVENGE PUMP. LEAKING. MAINTENANCE DISCOVERED THAT THE NR 1 ENGINE HAD AN OIL LEAK AT THE SCAVENGE PUMP HOUSING– THE PUMP WAS LEAKING THROUGH THE CASTING. THIS IS THE THIRD SUCH FAILU
- [SDR YADA2018111409011](https://openairdocs.org/sdr/YADA2018111409011), Nov 7, 2018: BEARING. SEIZED. COMPONENT TEAR DOWN FINDINGS: BLOWER MOTOR END CAP BEARING P/N:M4000AC-3, FAILED INTERNALLY, CAUSING HIGH MOTOR DRAG AND HEAT BUILDUP. HEAT SINK RESISITORS, WIR
- [SDR YADA20181109001](https://openairdocs.org/sdr/YADA20181109001), Nov 7, 2018: BLOWER MOTOR. SEIZED. PILOTS REPORTED A STRONG SMELL OF ELECTRICAL FUMES IN THE COCKPIT AND THAT O2 MASKS WERE USED. AIRCRAFT LANDED AS SCHEDULED IN DILLINGHAM. MAINTENANCE WAS DISPA
- [SDR YADA20161014001](https://openairdocs.org/sdr/YADA20161014001), Oct 14, 2016: SEAL. DEBONDED. PILOT REPORTED WITH ENG BLEEDS OFF AND VENT ON HIGH, THE ODOR OF BURNING OIL/FUMES FILLED THE COCKPIT. PILOT HAD PREVIOUSLY REPORTED THAT THE AIRCRAFT WOULD NOT
- [SDR YADA20160809001](https://openairdocs.org/sdr/YADA20160809001), Aug 9, 2016: RUDDER PEDAL. FROZEN. PILOT REPORT RUDDER PEDALS FROZEN AT ALTITUDE WITH YAW DAMP OFF. MAINTENANCE DISCOVERED AND REMOVED ICE AND WATER UNDER FLOOR BOARDS, CLEANED AND INSPECTED, OPS
- [SDR YADA20160504001](https://openairdocs.org/sdr/YADA20160504001), May 4, 2016: SKIN PANEL. DEBONDED. POST LANDING INSPECTION REVEALED THAT THE NR 1 ENG HAD A SEPARATION OF PN 114-980077-17 SKIN FROM THE PN 114-980077-5 BOND ASSEMBLY & WAS NO LONGER ATTACHED TO 
- [SDR YADA20160422001](https://openairdocs.org/sdr/YADA20160422001), Apr 22, 2016: PRINTED CKT BOARD. FAILED. IN FLIGHT, AFTER LG HAD BEEN RETRACTED & STOWED, THE LG RELAY CB POPPED. THE LG HANDLE WAS SELECTED DOWN & CB PUSHED IN, CB POPPED AGAIN. MANUAL GEAR EXTENSION 
- [SDR YADA2015122201](https://openairdocs.org/sdr/YADA2015122201), Dec 22, 2015: CONNECTOR. CORRODED. HAD TO PUMP GEAR DOWN TO GET THREE GREEN, NOSE GEAR HAD NOT INDICATED GREEN. NO IN-TRANSIT LIGHT. FERRY GEAR DOWN. MX COULD NOT DUPLICATE. GEAR RETRACT & EXTEND
- [SDR YADA20150819001](https://openairdocs.org/sdr/YADA20150819001), Aug 19, 2015: TURBINE BLADES. DAMAGED. WHILE INVESTIGATING RISING ENG ITT TREND, FOUND SIGNIFICANT DAMAGE TO COMPRESSOR SHROUD SEGMENTS & CT BLADES. CAUSE OF DAMAGE APPEARS TO BE FROM EXCESSIVE CARBO
- [SDR YADA20140819001](https://openairdocs.org/sdr/YADA20140819001), Aug 19, 2014: VSI. FAILED. WHILE TAXIING TO REPOSITION ACFT, FLIGHT CREW REPORTED SMELLING & SEEING SMOKE FROM THE INSTRUMENT PANEL. THE ACFT RETURNED TO THE RAMP WITHOUT INCIDENT. PERFOR
- [SDR YADA20140312001](https://openairdocs.org/sdr/YADA20140312001), Mar 10, 2014: DOWNLOCK SWITCH. INOPERATIVE. PIREP, RED GEAR HANDLE LIGHT ILLUMINATES WITH GEAR DOWN & HANDLE DOWN. REPLACED NOSE GEAR DOWN LOCK SWITCH AFTER UNEVENTFUL LANDING AT ORIGINATING AIRPORT.
- [SDR YADA201201170001](https://openairdocs.org/sdr/YADA201201170001), Jan 17, 2012: WIRE HARNESS. CORRODED. ON CLIMB OUT, THE PILOT RETRACTED THE LANDING GEAR BUT THE RED "GEAR INTRANSIT LIGHT" IN THE LANDING GEAR SELECTOR HANDLE NEVER EXTINGUISHED. THE GEAR WAS EXTEN
- [SDR YADA100708](https://openairdocs.org/sdr/YADA100708), Oct 7, 2008: LINE. RUPTURED. PILOT REPORTED LEFT BRAKE "FLAT". REPLACED SEEPING FLEXIBLE BRAKE LINE - DATE CODE 2Q06.
- [SDR YAD2008F00003](https://openairdocs.org/sdr/YAD2008F00003), Sep 20, 2008: BRAKE SYS. WEAK. PILOT REPORTED LT BRAKE FLAT ON TAXI AND LANDING. MX BLEED BRAKES.

## Related

- Other Beech 1900C aircraft: https://openairdocs.org/model/beech-1900c/aircraft.md
- STCs for the Beech 1900C: https://openairdocs.org/model/beech-1900c/stcs.md
- The Pratt & Whitney Canada PT6A-60A engine: https://openairdocs.org/engine/pratt-whitney-canada-pt6a-60a.md

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