# N407YK: 1993 Boeing 737-436, registration cancelled 2026-07-04 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: July 4, 2026 - Status when cancelled: Valid registration - Airframe: [Boeing 737-436](https://openairdocs.org/model/boeing-737-436) (registry code 13844HC) - Engine: [GE CFM56 series](https://openairdocs.org/engine/ge-cfm56-series) (registry code 30016) - Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (OpenAirDocs) - Serial number: 25844 - Year built: 1993 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: June 5, 2022 - Certificate issued: February 16, 2022 - Last registry action: July 18, 2023 - Mode S code: A4C8D2 - Owner when cancelled: [Aircraft 25844 LLC](https://openairdocs.org/faa-owner/AIRCRAFT%2025844%20LLC) - Location: [Lake Mary, FL](https://openairdocs.org/faa-place/FL/Lake%20Mary) - Owner type: LLC - Owner's area on the map: 28.7714° N, 81.3530° W: Placed by OpenAirDocs at the center of ZIP code 32746, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N407YK - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=407YK - Page: https://openairdocs.org/deregistered/N407YK-2026-07-04 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 Boeing 737-436: https://openairdocs.org/model/boeing-737-436.md ## Service difficulty reports (28) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR NACA2026011920001](https://openairdocs.org/sdr/NACA2026011920001), Dec 15, 2025: SKIN. GROUND DAMAGE. LEFT AFT FUSELAGE APPROX STA 927 TO 947 STRINGER 22 TO 25 L DAMAGED BY WIND BLOWN GSE. ACCOMPLISHED IAW AWATS EO 25-737-53-01 NAC EO 737 53-0438 - [SDR NACA2025051900001](https://openairdocs.org/sdr/NACA2025051900001), May 19, 2025: SKIN. CRACKED. RH ELEVATOR TAB LE SKIN CRACK APPROX 1" LENGTH OB OF HINGE 1 OPENING. REMOVED AND REPLACED RH ELEVATOR TAB ASSY REF 737 AMM 27-31-31 - [SDR NACA2024091300001](https://openairdocs.org/sdr/NACA2024091300001), Sep 13, 2024: BLOWOUT PANEL. BLOWN. AT 37000 FT IN CRUISE, CABIN ALTITUDE CLIMBED RAPIDLY AND EXCEEDED 20,000 FEET. FOLLOWED QRH, CABIN WAS NOT CONTROLLABLE IN MAN AC W/ VALVE CLOSED INDICATION. A - [SDR NACA2024052400002](https://openairdocs.org/sdr/NACA2024052400002), May 24, 2024: SPAR. CORRODED. RH WING L/E LOWER ACCESS PANEL EDGE INSTALL CONDITION NOT FLAT , AFTER PANEL REMOVE FOUND FRONT SPAR LOWER CHORD CORROSION AT FSS.644. - [SDR NACA2024043000006](https://openairdocs.org/sdr/NACA2024043000006), Apr 30, 2024: PRESSURE BLKHD. CRACKED. W/W PRESURE BLUCKHEAD CRACK ABOUT 1.125" STA 685+18 LBL54, IN MAIN CABIN UNDER FLOOR. - [SDR NACA2024042600003](https://openairdocs.org/sdr/NACA2024042600003), Apr 26, 2024: ATTACH ANGLE. CRACKED. AN ATTACHMENT CLIP CRACK ON MAIN ENTRY DOOR STOP INTERCOSTAL, BS348.2, S-16L. - [SDR NACA2024042600002](https://openairdocs.org/sdr/NACA2024042600002), Apr 26, 2024: ANGLE. CRACKED. MAIN ENTRY DOOR LOW AFT CORNER SCUFF PLATE ANGLE CRACK. 1EA. - [SDR NACA2024042400002](https://openairdocs.org/sdr/NACA2024042400002), Apr 24, 2024: FRAME. CRACKED. DO HFEC INSP. FOUND FRAME INTEGRAL INBOARD CHORD CRACKED ABOUT 0.2" IN LENGTH AT BS 380 BETWEEN S-20L AND S-21L AS MARKED. - [SDR NACA2024042400001](https://openairdocs.org/sdr/NACA2024042400001), Apr 24, 2024: FRAME. DAMAGED. DO HFEC INSP. FOUND FRAME STANDOFF/TOOLING HOLE EDGE CRACKED ABOUT 0.2" IN LENGTH AT BS 500D S-21L AS MARKED - [SDR NACA2024041800001](https://openairdocs.org/sdr/NACA2024041800001), Apr 18, 2024: SKIN. BULGED. BULGED (3.0" X 3.0") AT LH SIDE FUSELAGE EXTERNAL SKIN AT STA 1104, S-6L. - [SDR NACA2024041600005](https://openairdocs.org/sdr/NACA2024041600005), Apr 16, 2024: BEAM. CORRODED. CORROSION(3.0" X 3.0") AT LH HORIZONTAL STABILIZER TRAILING EDGE BEAM UPPER SURFACE AT STAB STA 168. - [SDR NACA2024041600004](https://openairdocs.org/sdr/NACA2024041600004), Apr 16, 2024: STRAP. CORRODED. CORROSION ON NO.2 ENG LH THRUST REVERSER AFT COWL PANEL FRAME-STRAP AT 7 O'CLOCK POSITION. - [SDR NACA2024041600003](https://openairdocs.org/sdr/NACA2024041600003), Apr 16, 2024: SUPPORT ANGLE. CRACKED. LH WING T/E UPPER PANEL SUPPORT ANGLE WAS CRACKED , WBL 84.24. - [SDR NACA2024041600002](https://openairdocs.org/sdr/NACA2024041600002), Apr 16, 2024: SUPPORT ANGLE. CORRODED. LH WING T/E UPPER PANEL SUPPORT ANGLE WAS CORRODED , WBL 185. - [SDR NACA2024041500003](https://openairdocs.org/sdr/NACA2024041500003), Apr 15, 2024: ANGLE. CRACKED. TWO EA "L" ANGLES CRACK ON RH NACELLE NAC.STA.278.52 AT WBL.192 AND WBL.204 - [SDR NACA2024041200002](https://openairdocs.org/sdr/NACA2024041200002), Apr 12, 2024: SEAT TRACK. CRACKED. PILOT SIDE SEAT TRACK CRACK ON FWD I.B STOP STUD AREA. - [SDR NACA2024041100007](https://openairdocs.org/sdr/NACA2024041100007), Apr 11, 2024: PLUG. CORRODED. CORROSION AT LH WINDOWS PLUG PANE , BETWEEN STA907 AND STA927 (L:2",W:0.5") - [SDR NACA2024041100006](https://openairdocs.org/sdr/NACA2024041100006), Apr 11, 2024: SEAL. CORRODED. LH AFT OVERWING EMER EXIT HATCH LOW PORTION CORROSION AROUND DOOR SEAL AREA.. - [SDR NACA2024041100005](https://openairdocs.org/sdr/NACA2024041100005), Apr 11, 2024: PANEL. BULGED. BULGE ON NO.1 ENG LH THRUST REVERSER UPPER BIFURCATION PANEL AT NAC STA 256 - [SDR NACA2024041000001](https://openairdocs.org/sdr/NACA2024041000001), Apr 10, 2024: SUPPORT. CORRODED. RH MLG CENTER DOOR UPPER SHOCK STRUT DOOR SUPPORT LINK CORRODED. - [SDR NACA2024020500001](https://openairdocs.org/sdr/NACA2024020500001), Feb 5, 2024: WARNING MESSAGE. ACTIVATED. TO CONFIG WARNING ANNUNCIATED ON TAKEOFF. CYCLED SPEEDBRAKE HANDLE AND TAKEOFF WARNING TEST GOOD OK IAW AMM 32-09-00. - [SDR NACA2023052000002](https://openairdocs.org/sdr/NACA2023052000002), May 20, 2023: UNKNOWN. UNKNOWN. CRACK INDICATION FOUND AT STR 10R AT BS 500L -1 7/8" AND BS 500L + 1 6/8" TOTAL CRACK LENGTH 3 5/8". REPAIRED CRACK ON STR 10R PER SRM 53-00-01 REPAIR 30 FIG 20 - [SDR EE4Y2022051715607](https://openairdocs.org/sdr/EE4Y2022051715607), May 17, 2022: HINGE PIN. CRACKED. DURING INSPECTION OF PINS PER SB 737-55A1077 INSTRUCTIONS, IT WAS FOUND THE P/N 69-73120-1 LH OUTER HINGE PIN CRACKED AT ITS TAPERED SHANK AREA. THE DAMAGED PIN - [SDR EE4Y2022051715608](https://openairdocs.org/sdr/EE4Y2022051715608), May 4, 2022: NONE. CRACKED. DURING HFEC INSPECTION OF THE AFFECTED AREA PER SB737-53A1204 REV 2 INSTRUCTIONS THAT IS RELATED WITH AD2018-04-06, IT WAS FOUND AT BS 360 STR 9L LEVEL THE ATTA - [SDR EE4Y2022051715609](https://openairdocs.org/sdr/EE4Y2022051715609), Apr 11, 2022: SKIN. CORRODED. DURING STRUCTURAL INSPECTION IT WAS FOUND AT RH WING UPPER SKIN EXTERNAL SURFACE CORRODED AT SEVERAL PLACES, BETWEEN FRONT SPAR AND STR 13 AND BETWEEN WBL 77 AN - [SDR EE4Y2022051715611](https://openairdocs.org/sdr/EE4Y2022051715611), Mar 29, 2022: NONE. CRACKED. DURING HFEC INSPECTION OF FRAMES, IAW AD2016-11-04 AND SB737-53A1279 INSTRUCTIONS, IT WAS FOUND AT FWD CARGO COMPT. BS 500E BETWEEN STR 20R-22R THE FRAME WEB WI - [SDR EE4Y2022051715612](https://openairdocs.org/sdr/EE4Y2022051715612), Mar 23, 2022: NONE. CRACKED. DURING AN OPEN-HOLE HFEC INSPECTION OF FRAME WEB TOOLING HOLES, AND INSULATION ATTACHMENT HOLES ON THE LEFT AND RIGHT SIDE IAW BOEING SB 737-53A1362 IR (SEPT 20 - [SDR EE4Y20225241510](https://openairdocs.org/sdr/EE4Y20225241510), Mar 21, 2022: KEELBEAM. CORRODED. DURING THE STRUCTURAL INSPECTION, IT WAS FOUND ON FWD CARGO COMPT. BETWEEN BS 500G AND BS 520, (S-28L LEVEL) THE KEEL BEAM LOWER FLANGES CORRODED. THE REPAIR WA --- 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.