# N124AX: 1991 Beech 1900C

- Status: Valid registration
- Airframe: [Beech 1900C](https://openairdocs.org/model/beech-1900c) (registry code 1154161, 19 seats)
- Engine: [Pratt & Whitney Canada PT6A-65B](https://openairdocs.org/engine/pratt-whitney-canada-pt6a-65b) (registry code 52115)
- 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: UC158
- Year built: 1991
- Type: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, normal
- Airworthiness date: December 6, 2015
- Certificate issued: February 5, 2016
- Expires: February 28, 2029
- Mode S code: A062A4
- 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=124AX
- Page: https://openairdocs.org/aircraft/N124AX

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-65B)

- [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 N124AX.

## FAA accident and incident reports

None matched to N124AX.

## Service difficulty reports (9)

As reported by operators and repair stations.

- [SDR YADA20230313003](https://openairdocs.org/sdr/YADA20230313003), Mar 9, 2023: BELLCRANK. CRACKED. WHILE PERFORMING A COMPANY FLEET CAMPAIGN DISCOVERED FORWARD ELEVATOR BELLCRANK CRACKED WEB.
- [SDR YADA2021123101](https://openairdocs.org/sdr/YADA2021123101), Dec 31, 2021: NONE. NONE. PILOT REPORT - CAPTAINS LEFT BRAKE PEDAL LOOSES PRESSURE AND GOES TO FLOOR - NO BRAKE. MAINTENANCE REPLACED THE CAPTAINS LEFT BRAKE MASTER CYLINDER.
- [SDR YADA20190630001](https://openairdocs.org/sdr/YADA20190630001), Jun 29, 2019: POWER LEVER. STUCK. PILOT REPORTED THAT WHILE ON TAXI OFF THE BLOCK THAT AFTER LIFTING THE LEFT HAND POWER LEVER INTO GROUND FINE, IT BECAME STUCK. THE LEFT POWER LEVER WOULD NOT M
- [SDR YADA2019060600214](https://openairdocs.org/sdr/YADA2019060600214), Jun 6, 2019: CABLE. DRAGGING. LEFT HAND CONDITION CABLE ASSEMBLY SUFFERED AN INCREASE IN FRICTION TO POINT OF ROD END FAILURE AT THE CONTROL LEVER WITH IN 30 DAYS OF INSTALL.
- [SDR YADA20190317001](https://openairdocs.org/sdr/YADA20190317001), Mar 17, 2019: ROD END. SEPARATION. PILOT REPORT: UPON DEPARTURE, THE LEFT ENGINE SURGED TO MAX TRANSIENT POWER WHERE WE SHUT DOWN THE ENGINE. IT WAS STARTING TO SHAKE AND DEEMED UNSAFE. TORQUE RE
- [SDR YADA2018082017001](https://openairdocs.org/sdr/YADA2018082017001), Aug 17, 2018: FILTER. CONTAMINATED. PILOT REPORTED THE RT ENGINE OIL PRESSURE WAS OBSERVED TO BE SHOWING 65 PSI AFTER TAKEOFF. NO EMERGENCY WAS DECLARED, AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED
- [SDR YADA201808063001](https://openairdocs.org/sdr/YADA201808063001), Aug 3, 2018: LANDING GEAR. MALFUNCTIONED. LANDING GEAR WOULD NOT RETRACT. LANDING GEAR RELAY CIRCUIT BREAKER TRIPPED. RESET THE CIRCUIT BREAKER TO ATTEMPT TO RAISE GEAR. NOSE GEAR CAME UP. MAIN REMAINED
- [SDR YADA2018073128001](https://openairdocs.org/sdr/YADA2018073128001), Jul 28, 2018: WIRE. CHAFED. MAIN LANDING GEAR WOULD NOT RETRACT & POPPED CIRCUIT BREAKER LANDING GEAR RELAY. MAINTENANCE REPAIRED CHAFED WIRES ON LANDING GEAR POWER PACK AS WELL AS REPLACE
- [SDR YADA2018073026001](https://openairdocs.org/sdr/YADA2018073026001), Jul 26, 2018: CIRCUIT BREAKER. TRIPPED. PILOT REPORTED LANDING GEAR DID NOT RETRACT AFTER TAKEOFF, CIRCUIT BREAKER POPPED. RETURNED TO ORIGIN (ANC) AND LANDED WITHOUT INCIDENT.

## Earlier aircraft with N124AX

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N124AX before.

- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N124AX-undated): Mitsubishi MU-2B-40, S/N 428SA. N-number assigned, not yet registered

## 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-65B engine: https://openairdocs.org/engine/pratt-whitney-canada-pt6a-65b.md

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