# Boeing 747-4H6

- Type: Aircraft model (FAA registry)
- Registry code: 13848BE
- Manufacturer (registry): BOEING
- Model: 747-4H6
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 4 · Turbo-fan
- Seats: 660
- Weight class: 20,000 lb and over
- Certification: Type certificated
- Registered aircraft: 3
- Page: https://openairdocs.org/model/boeing-747-4h6

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (3)

- [N718BA](https://openairdocs.org/aircraft/N718BA): [Boeing Aircraft Holding Co](https://openairdocs.org/faa-owner/BOEING%20AIRCRAFT%20HOLDING%20CO), [Renton, WA](https://openairdocs.org/faa-place/WA/Renton), built 1992, S/N 27042
- [N740CK](https://openairdocs.org/aircraft/N740CK): [Kalitta Air LLC](https://openairdocs.org/faa-owner/KALITTA%20AIR%20LLC), [Ypsilanti, MI](https://openairdocs.org/faa-place/MI/Ypsilanti), built 1989, S/N 24405
- [N741CK](https://openairdocs.org/aircraft/N741CK): [Kalitta Air LLC](https://openairdocs.org/faa-owner/KALITTA%20AIR%20LLC), [Ypsilanti, MI](https://openairdocs.org/faa-place/MI/Ypsilanti), built 1989, S/N 24315

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## Service difficulty reports (524, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR KCSA2026100859](https://openairdocs.org/sdr/KCSA2026100859), Oct 8, 2026: FIRE WARNING. FALSE ACTIVATION. CARGO FIRE AFT. CORRECTIVE ACTION: NO SIGNS FIRE NOTED AND SUSPECTED ISSUE WAS DRY ICE CARRIED IAW CONDITIONAL INSPECTION B747 AMM 05-51-56, FIM 21-00 TASK 810 
- [SDR KCSA2026093058](https://openairdocs.org/sdr/KCSA2026093058), Sep 30, 2026: DOOR. DAMAGED. GEAR DOOR EICAS. INSP & TROUBLESHOT IAW AMM 05-41-07, FIM 32-61, & AMM 32-61-00. DAMAGED LT BLG INBD DOOR & HARDWARE. ALL CHKD GOOD IAW AMM 32-61-00. NO DEFECTS
- [SDR KCSA202609041196](https://openairdocs.org/sdr/KCSA202609041196), Sep 4, 2026: LAMP. DIM. COCKPIT ENTRANCE EMERGENCY LIGHT IS DIM
- [SDR KCSA202608111194](https://openairdocs.org/sdr/KCSA202608111194), Aug 11, 2026: BATTERY PACK. DISCHARGED. L/H SIDE UPPER DECK DOOR BATTERY HAS LOW VOLTAGE
- [SDR KCSA202608111193](https://openairdocs.org/sdr/KCSA202608111193), Aug 11, 2026: BATTERY PACK. NO TEST. EMERGENCY LIGHT POWER SUPPLY AT APPROX STA 830 BEHIND GALLEY FAILS OPS CHECKED
- [SDR KCSA202608111192](https://openairdocs.org/sdr/KCSA202608111192), Aug 11, 2026: STRINGER. CORRODED. CORROSION FOUND AT BS 1965 ON STRINGER 51R.
- [SDR KCSA202608111191](https://openairdocs.org/sdr/KCSA202608111191), Aug 11, 2026: STRINGER. CORRODED. POSSIBLE CORROSION ON S-48L IN AFT CARGO AT BS 1920-1940
- [SDR KCSA202608111190](https://openairdocs.org/sdr/KCSA202608111190), Aug 11, 2026: STRINGER. CORRODED. POSSIBLE CORROSION ON S-49L IN AFT CARGO AT STA 1860-1880.
- [SDR KCSA202608111189](https://openairdocs.org/sdr/KCSA202608111189), Aug 11, 2026: FLOOR SUPPORT. CORRODED. UNDER SIDE OF PANEL SUPPORT HAS CORROSION IN AFT BULK CARGO COMPARTMENT APPROX STA 2160 RBL 12
- [SDR KCSA202608111188](https://openairdocs.org/sdr/KCSA202608111188), Aug 11, 2026: FLOORBEAM. CORRODED. UNDERSIDE OF FLOOR PANEL SUPPORT HAS CORROSION IN AFT BULK CARGO COMPARTMENT APPROX STA 2160 LBL 5-12
- [SDR KCSA202608111187](https://openairdocs.org/sdr/KCSA202608111187), Aug 11, 2026: FLOOR SUPPORT. CORRODED. UNDER SIDE OF PANEL SUPPORT HAS CORROSION IN AFT BULK CARGO COMPARTMENT APPROX STA 2160 RBL 38-48
- [SDR KCSA202608111186](https://openairdocs.org/sdr/KCSA202608111186), Aug 11, 2026: STIFFENER. CORRODED. EVIDENCE OF CORROSION ON R/H WING IN L/E CAVITY ON FWD SPAR STIFFENER APPROX WS 1513
- [SDR KCSA202608111185](https://openairdocs.org/sdr/KCSA202608111185), Aug 11, 2026: SEAT TRACK. CORRODED. UPPER DECK SEAT TRACK CORRODED AT STA 720 LBL 24
- [SDR KCSA202608111184](https://openairdocs.org/sdr/KCSA202608111184), Aug 11, 2026: SEAT TRACK. CORRODED. UPPER DECK SEAT TRACK FOUND TO BE CORRODED AT STA 720-780 LBL 30
- [SDR KCSA202608111183](https://openairdocs.org/sdr/KCSA202608111183), Aug 11, 2026: TENSION TIE. CRACKED. INNER FRAME DOUBLER CRACKED AT STA 1160 R/H
- [SDR KCSA202608111182](https://openairdocs.org/sdr/KCSA202608111182), Aug 11, 2026: TENSION TIE. CRACKED. 2 EACH CRACK INDICATIONS IN FASTENER HOLES IN THE FRAME COMMON TO THE TENSION TIE AT STA 1160 R/H SIDE
- [SDR KCSA202608111181](https://openairdocs.org/sdr/KCSA202608111181), Aug 11, 2026: FLOORBEAM. CORRODED. FLIGHT DECK FLOORBEAM UPPER SURFACE CORRODED AT WEB SEAM BS 330 LBL 41 TO RBL 41.
- [SDR KCSA202608111180](https://openairdocs.org/sdr/KCSA202608111180), Aug 11, 2026: PANEL. CRACKED. L/H CANTED PRESSURE DECK COMPOSITE PANEL STA 1240 LBL 70-80 DAMAGED
- [SDR KCSA202608111179](https://openairdocs.org/sdr/KCSA202608111179), Aug 11, 2026: STRINGER. CRACKED. UPPER DECK R/H SIDE STRINGER 8R UPPER SURFACE HAS POSSIBLE CRACK BY HILOK FASTENER JUST FWD OF BODY FRAME 460
- [SDR KCSA202608111178](https://openairdocs.org/sdr/KCSA202608111178), Aug 11, 2026: SPLICE PLATE. CORRODED. EVIDENCE OF CORROSION ON RT WING IN L/E CAVITY APPROX WS 1454 TWO INCHES FWD OF FRONT SPAR
- [SDR KCSA202608111177](https://openairdocs.org/sdr/KCSA202608111177), Aug 11, 2026: STRINGER. CORRODED. POSSIBLE CORROSION ON STRINGER 48L IN AFT CARGO AT BS 1920-1940.
- [SDR KCSA202608111176](https://openairdocs.org/sdr/KCSA202608111176), Aug 11, 2026: STRINGER. CORRODED. POSSIBLE CORROSION ON STRINGER 49L IN AFT CARGO AT BS 1860 - 1880.
- [SDR KCSA202608111175](https://openairdocs.org/sdr/KCSA202608111175), Aug 11, 2026: SEAT TRACK. CORRODED. UPPER DECK SEAT TRACK APPROX RBL 40 STA 450 HAS EVIDENCE OF CORROSION
- [SDR KCSA202608061174](https://openairdocs.org/sdr/KCSA202608061174), Aug 6, 2026: ANGLE. CRACKED. E&E BAY BILGE AREA SILL ANGLE BRACKET CRACKED AT STA 400 LBL 14
- [SDR KCSA202608061173](https://openairdocs.org/sdr/KCSA202608061173), Aug 6, 2026: DOOR SILL. CRACKED. E&E BAY BILGE AREA SILL CRACKED AT STA 400 BL 0
- [SDR KCSA202608061172](https://openairdocs.org/sdr/KCSA202608061172), Aug 6, 2026: WEB. CRACKED. LT HORIZONTAL STAB TIP CLOSURE RIB WEB WAS CRACKED.
- [SDR KCSA202608061171](https://openairdocs.org/sdr/KCSA202608061171), Aug 6, 2026: WEB. CRACKED. LEFT HORIZONTAL STAB TIP CLOSURE WEB UPPER CHORD WAS CRACKED
- [SDR KCSA202608061170](https://openairdocs.org/sdr/KCSA202608061170), Aug 6, 2026: STIFFENER. CORRODED. EVIDENCE OF CORROSION ON L/H WING L/E STIFFENER ON FWD SIDE OF FRONT SPAR AT WS 1421
- [SDR KCSA202608061169](https://openairdocs.org/sdr/KCSA202608061169), Aug 6, 2026: STRINGER. CORRODED. LOWER R/H BOLT HOLE AT STRINGER 11 CORRODED THROUGHOUT. ( STA 2598)
- [SDR KCSA202608061168](https://openairdocs.org/sdr/KCSA202608061168), Aug 6, 2026: FITTING. CORRODED. POSSIBLE CRACK INDICATION IN BOLT HOLE COMMON WITH OUTER CHORD OF RT SIDE BS 2598 BULKHEAD AT WL 321 FOUND DURING OPEN HOLE HFEC INSPECTION.
- [SDR KCSA202608061167](https://openairdocs.org/sdr/KCSA202608061167), Aug 6, 2026: SEAT TRACK. CORRODED. MAIN DECK STA 2220-2240 RBL 90 EVIDENCE OF CORROSION. ( SEAT TRACK)
- [SDR KCSA202608061166](https://openairdocs.org/sdr/KCSA202608061166), Aug 6, 2026: WEB. CRACKED. CRACKED WEB BELOW BULK PIT FLOOR AT STA 2060 RBL 25
- [SDR KCSA202608061165](https://openairdocs.org/sdr/KCSA202608061165), Aug 6, 2026: INTERCOSTAL. CRACKED. CRACK FOUND AT INTERCOSTAL BL 0 RT INNER FLANGE BS 337
- [SDR KCSA202608061164](https://openairdocs.org/sdr/KCSA202608061164), Aug 6, 2026: INTERCOSTAL. CRACKED. CRACK FOUND AT INTERCOSTAL BL 0 L/H OUTER FLANGE STA 323
- [SDR KCSA202608061163](https://openairdocs.org/sdr/KCSA202608061163), Aug 6, 2026: INTERCOSTAL. CRACKED. CRACK FOUND AT INTERCOSTAL BL 0 L/H OUTER FLANGE STA 310
- [SDR KCSA202608061162](https://openairdocs.org/sdr/KCSA202608061162), Aug 6, 2026: INTERCOSTAL. CRACKED. CRACK FOUND AT INTERCOSTAL BL 0 LT OUTER FLANGE BS 326.
- [SDR KCSA202608061161](https://openairdocs.org/sdr/KCSA202608061161), Aug 6, 2026: INTERCOSTAL. CRACKED. CRACK FOUND AT INTERCOSTAL BL 0 R/H OUTER FLANGE STA 310.
- [SDR KCSA202608061160](https://openairdocs.org/sdr/KCSA202608061160), Aug 6, 2026: INTERCOSTAL. CRACKED. CRACK FOUND AT INTERCOSTAL BL 0 RT OUTER FLANGE STA 339
- [SDR KCSA202608061159](https://openairdocs.org/sdr/KCSA202608061159), Aug 6, 2026: INTERCOSTAL. CRACKED. CRACK FOUND AT INTERCOSTAL BL 0 L/H OUTER FLANGE STA 306
- [SDR KCSA202608061158](https://openairdocs.org/sdr/KCSA202608061158), Aug 6, 2026: TENSION TIE. CRACKED. CRACK INDICATIONS FOUND ON FRAME DOUBLER AT STA 1160 L/H, S-10L
- [SDR KCSA202608061157](https://openairdocs.org/sdr/KCSA202608061157), Aug 6, 2026: TENSION TIE. DAMAGED. TENSION TIE AT STA 1120 RT SIDE HAS DAMAGED FASTENER HOLE
- [SDR KCSA202608061156](https://openairdocs.org/sdr/KCSA202608061156), Aug 6, 2026: TENSION TIE. CRACKED. FOUND 2EA CRACK INDICATIONS IN FASTENER HOLES AS MARKED AT STA 1160 TENSION TIE TO FRAME ATTACHMENT LOCATIONS L/H
- [SDR KCSA202608061155](https://openairdocs.org/sdr/KCSA202608061155), Aug 6, 2026: STRINGER CLIP. CRACKED. O/B FASTENER HOLE WITH POSSIBLE CRACK INDICATION FOUND AT STA 1120 COMMON WITH FRAME, STRINGER CLIP AND TENSION TIE
- [SDR KCSA202608061154](https://openairdocs.org/sdr/KCSA202608061154), Aug 6, 2026: TENSION TIE. CRACKED. TENSION TIE AT STA 1120 FOUND TO HAVE CRACK INDICATION AT I/B FASTENER HOLE COMMON WITH L/H SIDE FRAME
- [SDR KCSA202608061153](https://openairdocs.org/sdr/KCSA202608061153), Aug 6, 2026: STIFFENER. CORRODED. EVIDENCE OF CORROSION ON RT WING IN L/E CAVITY ON FWD SPAR STIFFENER APPROX WS 1513
- [SDR KCSA202608061152](https://openairdocs.org/sdr/KCSA202608061152), Aug 6, 2026: TENSION TIE. CRACKED. VISIBLE CRACK APPROX 2 INCHES LONG FOUND IN LT SIDE OF TENSION TIE AT STA 1160
- [SDR KCSA202608061151](https://openairdocs.org/sdr/KCSA202608061151), Aug 6, 2026: ANGLE. CRACKED. CRACKED ANGLE AT NAC 354 IN LOWER AFT TORQUE BOX # 2 PYLON
- [SDR KCSA202608061150](https://openairdocs.org/sdr/KCSA202608061150), Aug 6, 2026: BEAM. CRACKED. CENTER WING TANK INTERIOR NR 2 SPANWISE BEAM WEB HAS POSSIBLE CRACK AT APPROX LBL 90
- [SDR KCSA202608061149](https://openairdocs.org/sdr/KCSA202608061149), Aug 6, 2026: SEAT TRACK. CORRODED. UPPER DECK SEAT TRACK APPROX RBL 40 STA 450 HAS EVIDENCE OF CORROSION
- [SDR KCSA202608061148](https://openairdocs.org/sdr/KCSA202608061148), Aug 6, 2026: ACCESS PANEL. CORRODED. LEFT WING FUEL TANK ACCESS CUTOUT 545AB HAS CORROSION

All 524: https://openairdocs.org/model/boeing-747-4h6/reports.md

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