# N337CK: 1991 Boeing 737-3Y0 - Status: Valid registration - Airframe: [Boeing 737-3Y0](https://openairdocs.org/model/boeing-737-3y0) (registry code 138447W, 149 seats) - Engine: [CFM International CFM56-3C1](https://openairdocs.org/engine/cfm-international-cfm56-3c1) (registry code 13077) - Serial number: 25173 - Year built: 1991 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: December 6, 2022 - Certificate issued: November 22, 2022 - Expires: November 30, 2029 - Mode S code: A3B00C - 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=337CK - Page: https://openairdocs.org/aircraft/N337CK 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 737-3Y0) None in force. ### Matched by engine (CFM International CFM56-3C1) None in force. ## Information bulletins (advisory) None matched. ## NTSB investigations None matched to N337CK. ## FAA accident and incident reports None matched to N337CK. ## Service difficulty reports (15) 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 K11A2026021700368](https://openairdocs.org/sdr/K11A2026021700368), Feb 17, 2026: SWITCH. MALFUNCTIONED. TRIM INOPERATIVE IN NOSE DOWN POSITION, FUNCTIONED PROPERLY AFTER FLIGHT DIRECTORS WERE RECYCLED. PERFORMED OPS CHECK OF STAB TRIM CONTROL SWITCH IAW AMM 27-41- - [SDR K11A2025102400357](https://openairdocs.org/sdr/K11A2025102400357), Oct 24, 2025: DOOR. NOT CLOSED. EQUIPMENT DOOR LIGHT ILLUMINATED ON TAKE OFF. FOUND EQUIPMENT DOOR NOT FULLY CLOSED. PERFORMED OPERATIONAL CHECK OF DOOR AND DOOR INDICATING SYSTEM IAW B737 AMM - [SDR K11A2025042800316](https://openairdocs.org/sdr/K11A2025042800316), Apr 28, 2025: CONTROLLER. INOPERATIVE. AT FL 330 CABIN ALT WARNING HORN SOUNDED. IMMEDIATELY DESCENDED TO FL 230. REQUESTED LOWER, REGAINED CONTROL PASSING FL 180. L1 DOOR SEALS, OUTFLOW VALVE, WATER - [SDR K11A2025040200308](https://openairdocs.org/sdr/K11A2025040200308), Apr 2, 2025: WARNING HORN. FALSE ACTIVATION. CABIN ALTITUDE LIGHT AND CABIN ALT HORN SOUNDED @ CRUSE FL320. EMERGENCY PROCEDURE DECLARED AN EMERGENCY DUE TO A PRESSURIZATION ISSUE. ACFT CONTINUED TO OMA, L - [SDR K11A2025040200309](https://openairdocs.org/sdr/K11A2025040200309), Apr 2, 2025: OXYGEN MASK. INOPERATIVE. FO SIDE OXYGEN MASK BECAME INOPERATIVE AFTER 2 MINUTES OF USE. EMERGENCY PROCEDURE (DESCRIBE UNSCHEDULED LANDING, EMER. DESCENT, ETC) TEXT: FO SWITCHED TO AN AD - [SDR K11A2025032000304](https://openairdocs.org/sdr/K11A2025032000304), Mar 20, 2025: SENSOR. INOPERATIVE. PROBLEM DESCRIPTION: LEFT PACK TRIP OFF IN FLIGHT. UNABLE TO HOLD PRESSURIZATION AT FL 320, FL 270, FL 240 OR FL 210 UNTIL FL140. THERE WAS SOME PRESSURIZATION, - [SDR K11A2024082000279](https://openairdocs.org/sdr/K11A2024082000279), Jun 27, 2024: FRAME. CRACKED. 2 EA HOLES HAVE CRACK INDICATIONS ON FRAME STA 500A IN FWD PIT RBL 4 - [SDR K11A2024080700273](https://openairdocs.org/sdr/K11A2024080700273), Jun 26, 2024: FRAME. CORRODED. CORROSION ON LWR LEG OF FRAME IN FWD PIT STA 500 LBL 3. - [SDR K11A2024072200272](https://openairdocs.org/sdr/K11A2024072200272), Jun 23, 2024: STUB FRAME. CRACKED. FOUND STUB FRAME AT STA 294.5 WL 208.1 TO BE CRACKED. - [SDR K11A2024080900275](https://openairdocs.org/sdr/K11A2024080900275), Jun 22, 2024: DOOR FRAME. CRACKED. R1 DOOR CUTOUT FRAME NEAR UPPER HINGE CRACKED. - [SDR K11A2024062800266](https://openairdocs.org/sdr/K11A2024062800266), Jun 20, 2024: SEAT TRACK. DAMAGED. MAIN DECK APROX STA 975 RBL 25 SEAT TRACK DAMAGED. - [SDR K11A2024062800267](https://openairdocs.org/sdr/K11A2024062800267), Jun 13, 2024: WEB. DAMAGED. MAIN DECK FLOOR WEB DAMAGED AT APROX STA 373 RBL 54. - [SDR K11A2024070300268](https://openairdocs.org/sdr/K11A2024070300268), Jun 12, 2024: DOOR FRAME. CRACKED. L/H FUSELAGE UPPER AFT ENTRY DOOR FRAME APROX. STA 957 NEAR STR 4L EVIDENCE OF CRACK AROUND FASTENER - [SDR K11A2024080900276](https://openairdocs.org/sdr/K11A2024080900276), Jun 10, 2024: SKIN. CORRODED. SUSPECTED CORROSION ON #2 VHF ANTENNA AROUND MOUNTING AREA JUST OUTSIDE OF SEALANT PERIMETER. - [SDR K11A2024052200262](https://openairdocs.org/sdr/K11A2024052200262), May 21, 2024: BATTERY PACK. NO TEST. DURING T/S FOUND EMERGENCY LIGHT ON RH SIDE OF GALLEY TO BE INOPERABLE. CORRECTIVE ACTION & OTHER PERTINENT INFORMATION: REMOVE AND REPLACE LIGHT BATTERY IAW SP ## STCs that may be installed (OpenAirDocs) None matched to this aircraft's models. ## Related - Other Boeing 737-3Y0 aircraft: https://openairdocs.org/model/boeing-737-3y0/aircraft.md - The CFM International CFM56-3C1 engine: https://openairdocs.org/engine/cfm-international-cfm56-3c1.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.