# N730CK: 1992 Boeing 737-4C9

- Status: Valid registration
- Airframe: [Boeing 737-4C9](https://openairdocs.org/model/boeing-737-4c9) (registry code 138449O, 190 seats)
- Engine: [CFM International CFM56-3C1](https://openairdocs.org/engine/cfm-international-cfm56-3c1) (registry code 13077)
- Serial number: 26437
- Year built: 1992
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: July 29, 2015
- Certificate issued: December 11, 2014
- Expires: December 31, 2027
- Mode S code: A9CB47
- Registered owner: [Kalitta Charters II LLC](https://openairdocs.org/faa-owner/KALITTA%20CHARTERS%20II%20LLC)
- Location: [Ypsilanti, MI](https://openairdocs.org/faa-place/MI/Ypsilanti)
- Owner type: LLC
- Owner's area on the map: 42.2751° N, 83.5863° W: Placed by OpenAirDocs at the center of ZIP code 48198, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=730CK
- Page: https://openairdocs.org/aircraft/N730CK

From the FAA registry file of October 24, 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): 0 in force

### Matched by airframe (Boeing 737-4C9)

None in force.

### Matched by engine (CFM International CFM56-3C1)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N730CK.

## FAA accident and incident reports

None matched to N730CK.

## Service difficulty reports (56, newest 50)

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

- [SDR K11A2026102200405](https://openairdocs.org/sdr/K11A2026102200405), Oct 22, 2026: WARNING MESSAGE. MULTIPLE FAIL. DURING TAKEOFF ROLL MASTER CAUTION, FLT CONT AND HYD ANNUNCIATOR LIGHTS ILLUMINATED, FLT CONTROL LOW PRESSURE A LIGHT ILLUMINATED, DURING TAKE OFF ROLL STBY RUD
- [SDR K11A2026100600394](https://openairdocs.org/sdr/K11A2026100600394), Oct 6, 2026: ACTUATOR. FAILED. RED LEFT GEAR LIGHT STAYED ON WITH GEAR LEVER IN THE UP POSITION IN FLIGHT, RED AND GREEN LIGHT BOTH ON WITH GEAR LEVER IN THE OFF POSITION IN FLIGHT. LEFT GEAR
- [SDR K11A2026092900393](https://openairdocs.org/sdr/K11A2026092900393), Sep 29, 2026: MODULE. INTERMITTENT. RED LEFT GEAR LIGHT ON WITH GEAR LEVER UP IN FLIGHT. RED AND GREEN LEFT GEAR LIGHT ON WITH GEAR LEVER IN OFF POSITION. LEFT YOKE DEFLECTION IN FLIGHT WITH AIRFR
- [SDR K11A2026042700379](https://openairdocs.org/sdr/K11A2026042700379), Apr 27, 2026: INDICATOR. FAILED. AIRSPEED UNRELIABLE FO SIDE AND STICK SHAKER ACTIVATION AFTER TAKEOFF LP 737-004-1488. REF LP 737-004-1489 REJECTED T/O SPEED 70 KNOTS, AIRSPEED UNRELIABLE ON F
- [SDR K11A2026040400376](https://openairdocs.org/sdr/K11A2026040400376), Apr 4, 2026: CONTROLLER. FAILED. AT FL 310 CABIN ALTITUDE WARNING LIGHT ILLUMINATED AND HORN SOUNDED, FOLLOWED QUICK ACTIONS ITEMS DECLARED EMERGENCY, IMITATED DESCENT, CABIN PRESSURE WAS CONTR
- [SDR K11A2025050800318](https://openairdocs.org/sdr/K11A2025050800318), May 8, 2025: BATTERY. INOPERATIVE. 2 EACH FLASHLIGHT BATTERIES REQUIRE REPLACED - NO FLASHING RED LIGHT BELOW COURIER SEAT BY L-1 DOOR. REMOVED AND REPLACED EMERGENCY FLASHLIGHT BATTERY AT BELOW 
- [SDR K11A2025050800317](https://openairdocs.org/sdr/K11A2025050800317), May 8, 2025: BATTERY. INOPERATIVE. EMERGENCY FLASHLIGHT AT CAPT'S POSITION RED BATTERY CHARGE INDICATION LIGHT NOT BLINKING BATTERIES REQUIRES REPLACED. REMOVED AND REPLACED EMERGENCY FLASHLIGHT 
- [SDR K11A2023080700225](https://openairdocs.org/sdr/K11A2023080700225), May 18, 2023: SEAT TRACK. CORRODED. EVIDENCE OF CORROSION ON MAIN DECK SEAT TRACK AT APPROX LBL 24 STA 957 - 986.5.
- [SDR K11A2023080700226](https://openairdocs.org/sdr/K11A2023080700226), May 17, 2023: SEAT TRACK. CORRODED. MAIN DECK SEAT TRACK HAS EVIDENCE OF CORROSION AT APPROX STA 925.5 LBL 50.5.
- [SDR K11A2023071000217](https://openairdocs.org/sdr/K11A2023071000217), May 17, 2023: UNKNOWN. CRACKED. APPROX. 6 INCH LONG CRACK FOUND ON L/H STAB LOWER SURFACE AT APPROX STAB STA 129 AS MARKED.
- [SDR 2023F00117](https://openairdocs.org/sdr/2023F00117), Apr 20, 2023: UNKNOWN. UNKNOWN. AIRCRAFT DIDN'T DEPRESSURIZE ON THE GROUND WHILE THE INDICATORS READ NORMAL. CARGO DOOR IS DAMAGED, ARM SHEARED OFF THE PISTON, CARGO DOOR WILL NOT FULLY OPEN.
- [SDR 2023F00116](https://openairdocs.org/sdr/2023F00116), Apr 20, 2023: UNKNOWN. UNKNOWN. AIRCRAFT DIDN'T DEPRESSURIZE ON THE GROUND WHILE THE INDICATORS READ NORMAL. CARGO DOOR IS DAMAGED, ARM SHEARED OFF THE PISTON, CARGO DOOR WILL NOT FULLY OPEN.
- [SDR K11A2022123000177](https://openairdocs.org/sdr/K11A2022123000177), Dec 30, 2022: SHUTOFF VALVE. INOPERATIVE. BLEED TRIP OFF ILLUMINATED, WILL NOT RESET. AIRCRAFT UNABLE TO MAINTAIN REQUIRED ALTITUDE ON SINGLE OPERATING PACK. R & R NR 1 ENGINE PRSOV IAW AMM 36-11-15 LEA
- [SDR K11A2021121800106](https://openairdocs.org/sdr/K11A2021121800106), Dec 18, 2021: NONE. NONE. PROBLEM DESCRIPTION: ON ROTATION A LOUD BANGING SOUNDS FROM THE #1 ENGINE, ERRATIC ENGINE INDICATION ON N1, TOWER REPORTED FLAMES OUT OF EXHAUST. CORRECTIVE ACT
- [SDR K11A2021020200041](https://openairdocs.org/sdr/K11A2021020200041), Feb 2, 2021: POWER SUPPLY. NO TEST. DURING MAINTENANCE FOUND LEFT HAND EMERGENCY LIGHT INOP. CORRECTIVE ACTION & OTHER PERTINENT INFORMATION: FOUND SHORTED WIRE & CORRECTED AT R1 DOOR IAW SWPM 20-
- [SDR K11A2021012200039](https://openairdocs.org/sdr/K11A2021012200039), Jan 22, 2021: BRACKET. CORRODED. LT WING OUTBOARD MIDFLAP BALLNUT SCREW ATTACHMENT BRACKET INBOARD HAS BOLT HOLE WITH CORROSION ON THE INNER DIAMETERS.
- [SDR K11A2021011800038](https://openairdocs.org/sdr/K11A2021011800038), Jan 18, 2021: CARGO TRACK. CORRODED. TIE DOWN TRACK, AFT PIT AT STA 747 LBL 18 HAS CORROSION AT AFT OUTBOARD NUT PLATE.
- [SDR K11A2021020300042](https://openairdocs.org/sdr/K11A2021020300042), Jan 10, 2021: ATTACH BRACKET. CORRODED. L/H WING O/B MIDFLAP BALLNUT SCREW ATTACHMENT BRACKET I/B LOWER BOLTHOLE HAS CORROSION ON INNER DIAMETER.
- [SDR K11A2021020200040](https://openairdocs.org/sdr/K11A2021020200040), Jan 10, 2021: ATTACH BRACKET. CORRODED. L/H WING O/B MIDFLAP BALLNUT SCREW ATTACHMENT BRACKET O/B HAS BOLT HOLE WITH CORROSION ON THE O/B LOWER BOLT HOLE
- [SDR K11A2021011800037](https://openairdocs.org/sdr/K11A2021011800037), Jan 5, 2021: ANGLE. CORRODED. BULK PIT, AFT BULKHEAD LOWER ANGLE HAS EVIDENCE OF CORROSION AFT SURFACE STA 907 LBL 16.
- [SDR K11A2020082600009](https://openairdocs.org/sdr/K11A2020082600009), Aug 26, 2020: EEC. MALFUNCTIONED. #1 ENGINE EGT REACHED 925 DEG. STOPPED IT IN LESS THAN 1 SECOND ON TAKEOFF. PERFORMED VISUAL INSPECTION OF ENGINE NR 1 INLET AND EXHAUST, IAW B737 AMM 72-00-00,
- [SDR K11A202006033001](https://openairdocs.org/sdr/K11A202006033001), Apr 28, 2020: WEB. CRACKED. FORWARD CARGO DOOR WEB CRACKED ON FWD BOTTOM SIDE STA 443 WL 167.
- [SDR K11A2020012973001](https://openairdocs.org/sdr/K11A2020012973001), Jan 29, 2020: BATTERY. DISCHARGED. DURING TERMINATION OF SERVICE CHECK, FOUND THE R1 DOOR EMERGENCY EXIT LIGHT INOPERATIVE. REMOVED AND REPLACED THE R1 DOOR EMERGENCY EXIT LIGHT BATTERY, OPS CHEC
- [SDR K11A2018102900002](https://openairdocs.org/sdr/K11A2018102900002), Oct 24, 2018: CONTROL PANEL. FAULTY. ON DEPATURE AIRCRAFT WOULD NOT PRESSURIZE, CABIN WOULD NOT HOLD PRESSURE IN AUTO OR MANUAL MODES, RETURNED TO KPHX FOR UNSCHEDULED LANDING.
- [SDR K11A2018102900001](https://openairdocs.org/sdr/K11A2018102900001), Oct 24, 2018: CONTROLLER. INOPERATIVE. LOST CABIN PRESSURIZATION AT 16000 FT, RETURNED FOR UNSCHEDULED LANDING AT KRNO.
- [SDR K11A2018043073001](https://openairdocs.org/sdr/K11A2018043073001), Apr 30, 2018: WARNING LIGHT. ILLUMINATED. RIGHT BLEED TRIP OFF LIGHT ILLUMINATED ON TAKEOFF ROLL
- [SDR K11A201806113011](https://openairdocs.org/sdr/K11A201806113011), Feb 15, 2018: BATTERY PACK. NO TEST. EMERGENCY LIGHT BATTERY PACK M1133 FAILED AN EMERGENCY LIGHTS FUNCTIONAL TEST.
- [SDR K11A201806113009](https://openairdocs.org/sdr/K11A201806113009), Jan 10, 2018: SKIN. CRACKED. A CRACK WAS DETECTED IN THE FUSELAGE SKIN, BS 727D, STRINGER 23L.
- [SDR K11A201806113008](https://openairdocs.org/sdr/K11A201806113008), Jan 10, 2018: FRAME. CRACKED. FWD CARGO, BS 500E, LT SIDE FRAME, WL 182.50, 1.04 DIA HOLE CRACKED FWD INBD SIDE.
- [SDR K11A201806113007](https://openairdocs.org/sdr/K11A201806113007), Jan 10, 2018: FRAME. CRACKED. FWD CARGO BS 500B, RT SIDE FRAME, WL 182.50, 1.04 DIA HOLE CRACKED FWD INBD SIDE.
- [SDR K11A201806113006](https://openairdocs.org/sdr/K11A201806113006), Jan 10, 2018: FRAME. CRACKED. PWD CARGO BS 500C, RT SIDE FRAME, WL 182.50, 1.04 DIA HOLE CRACKED, FWD INBD SIDE.
- [SDR K11A201806113005](https://openairdocs.org/sdr/K11A201806113005), Jan 10, 2018: FRAME. CRACKED. FWD CARGO BS 500D, RT SIDE FRAME, WL 182.50 DIA HOLE, CRACKED FWD INBD SIDE.
- [SDR K11A201806113004](https://openairdocs.org/sdr/K11A201806113004), Jan 10, 2018: FRAME. CRACKED. FWD CARGO, BS 500E, RT SIDE FRAME, WL 182.50, 1.04 DIA HOLE CRACKED FWD INBD SIDE.
- [SDR K11A201806113003](https://openairdocs.org/sdr/K11A201806113003), Jan 10, 2018: FRAME. CRACKED. FWD CARGO, BS 500F, RT SIDE FRAME, WL 182.50, 1.04 DIA. HOLE CRACKED FWD INBD SIDE.
- [SDR K11A201806113002](https://openairdocs.org/sdr/K11A201806113002), Jan 10, 2018: FRAME. CRACKED. FWD CARGO, BS 500G, RT SIDE FRAME WL 182.50, 1.04 DIA HOLE CRACKED FWD INBD SIDE.
- [SDR K11A2018061130001](https://openairdocs.org/sdr/K11A2018061130001), Jan 2, 2018: LIGHT. INOPERATIVE. R1 DOOR EMERGENCY EXIT LIGHT INOPERATIVE.
- [SDR K11A2017072673001](https://openairdocs.org/sdr/K11A2017072673001), Jul 26, 2017: CABIN PRESSURE. MALFUNCTIONED. COULD NOT CONTROL CABIN IN EITHER AUTO OR MANUAL MODES
- [SDR K11A2017072573001](https://openairdocs.org/sdr/K11A2017072573001), Jul 25, 2017: CABIN PRESSURE. MALFUNCTIONED. CABIN ALTITUDE LIGHT ILLUMINATED IN FLIGHT, UNABLE TO CONTROL CABIN IN EITHER AUTO OR MANUAL MODES.
- [SDR K11A201705153004](https://openairdocs.org/sdr/K11A201705153004), May 15, 2017: SEAT TRACK. CORRODED. EVIDENCE OF CORROSION AT BS 727C, LBL 25, WL 207.1 ON THE SEAT TRACK.
- [SDR K11A201705153003](https://openairdocs.org/sdr/K11A201705153003), May 15, 2017: SEAT TRACK. CORRODED. EVIDENCE OF CORROSION AT BS 807, LBL 48, WL 208.1 ON THE SEAT TRACK.
- [SDR K11A201705153001](https://openairdocs.org/sdr/K11A201705153001), May 15, 2017: FLAP TRACK. CORRODED. NR 3 FLAP TRACK FWD END INBD CORRODED.
- [SDR K11A2016060773001](https://openairdocs.org/sdr/K11A2016060773001), Jun 7, 2016: CABIN PRESSURE. INOPERATIVE. AIRCRAFT WILL NOT PRESSURIZE.
- [SDR K11A2016060673001](https://openairdocs.org/sdr/K11A2016060673001), Jun 6, 2016: WARNING LIGHT. ILLUMINATED. CABIN ALTITUDE LIGHT ILLUMINATED AT FL 240.
- [SDR K11A201508213007](https://openairdocs.org/sdr/K11A201508213007), Jul 5, 2015: SKIN. DENTED. SKIN DENTED.
- [SDR K11A201508213006](https://openairdocs.org/sdr/K11A201508213006), Jun 14, 2015: SEAT TRACK. CORRODED. AFT PIT RT SEAT TRACK HAS CORROSION.
- [SDR K11A201508213004](https://openairdocs.org/sdr/K11A201508213004), Jun 3, 2015: WEB. CORRODED. FLOOR WEB STRAP CORRODED.
- [SDR K11A201506173003](https://openairdocs.org/sdr/K11A201506173003), Jun 3, 2015: WEB. CORRODED. FLOOR WEB CORRODED AT BS 1016.
- [SDR K11A201507243002](https://openairdocs.org/sdr/K11A201507243002), May 28, 2015: STRUCTURE. CORRODED. LEFT OTBD MIDFLAP LOWER SIDE HAS EVIDENCE OF CORROSION AROUND NUTPLATES FOR PANEL.
- [SDR K11A201507243001](https://openairdocs.org/sdr/K11A201507243001), May 28, 2015: STIFFENER. CORRODED. AFT PRESSURE BULKHEAD STIFFENER HAS CORROSION.
- [SDR K11A201507243003](https://openairdocs.org/sdr/K11A201507243003), May 20, 2015: WEB. CRACKED. TWO CRACKS ON WEB AT BS 183, LBL 17, WL 230-234, CRACK LENGTH .25 & 2.0".

All 56: https://openairdocs.org/aircraft/N730CK/reports.md

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Boeing 737-4C9 aircraft: https://openairdocs.org/model/boeing-737-4c9/aircraft.md
- The CFM International CFM56-3C1 engine: https://openairdocs.org/engine/cfm-international-cfm56-3c1.md

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