# Boeing 747-4H6F - Type: Aircraft model (FAA registry) - Registry code: 13848BW - Manufacturer (registry): BOEING - Model: 747-4H6F - Aircraft type: Fixed wing multi engine - Category: Airplane - Engines: 4 ยท Turbo-fan - Seats: 660 - Weight class: 20,000 lb and over - Certification: Type certificated - Registered aircraft: 2 - Page: https://openairdocs.org/model/boeing-747-4h6f 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 (2) - [N430GT](https://openairdocs.org/aircraft/N430GT): [Atlas Air Inc](https://openairdocs.org/faa-owner/ATLAS%20AIR%20INC), [White Plains, NY](https://openairdocs.org/faa-place/NY/White%20Plains), built 2006, S/N 28434 - [N431GT](https://openairdocs.org/aircraft/N431GT): [Atlas Air Inc](https://openairdocs.org/faa-owner/ATLAS%20AIR%20INC), [White Plains, NY](https://openairdocs.org/faa-place/NY/White%20Plains), built 2006, S/N 29902 ## NTSB investigations None matched to aircraft with this model. ## FAA accident and incident reports None matched to aircraft with this model. ## Service difficulty reports (30) As reported by operators and repair stations, by the model named in the report. - [SDR UIEA2026031600090](https://openairdocs.org/sdr/UIEA2026031600090), Mar 15, 2026: NOT REPORTED. NOT REPORTED. DEVIATION FOUND DURING PERFORMING SB-747-54A2245 ON BOTH SIDES ON NR 1 & 4 PYLON. PERFORM EI T2026A54M-360 REV 0. 2) ACCOMPLISH IAW EI T2026A54M-360 REV 1. 3) J - [SDR UIEA2025122001354](https://openairdocs.org/sdr/UIEA2025122001354), Dec 19, 2025: ADC. FAULTED. IAS DISAGREE EICAS MSG AFTER T/O & ALT DISAGREE EICAS MSG AT 7000 FT. REMOVED AND REPLACED L/H AIR DATA COMPUTER IAW AMM 34-12-01. PITOT STATIC LEAK CHK OK IAW - [SDR UIEA2025092101242](https://openairdocs.org/sdr/UIEA2025092101242), Sep 21, 2025: PUMP. ILLUMINATED. HYD PRESS SYS 1 EICAS CAUTION; HYD QTY LOW EICAS CAUTION, HYD OVHT SYS 1 EICAS, GEAR DOOR CAUTION - BODY GEAR RIGHT DOOR. R & R THE NLG DOOR ACTUATOR PER AMM 32 - [SDR UIEA2025090401160](https://openairdocs.org/sdr/UIEA2025090401160), Sep 3, 2025: FMC. FAULTED. ONE HOUR, THREE MINUTES INTO FLIGHT, BOTH ND'S HAVE YELLOW MAP FAULT DISPLAYED. NO ROUTE OR MAGENTA LINE SHOWN, EIU SOURCE SEL AND CTR C/B CYCLED. REPLACED LT F - [SDR UIEA2025090201151](https://openairdocs.org/sdr/UIEA2025090201151), Aug 31, 2025: WINDOW. LEAKING. R2 WINDOW HAS HIGH WIND NOISE. THE HIGHER THE AIRCRAFT CLIMBS, THE LOUDER THE NOISE BECOMES(

APPLIED FILLER TO LOWER LH AND RH WINDOW FRAME CORNER ON R2 POSIT - [SDR UIEA2025080501090](https://openairdocs.org/sdr/UIEA2025080501090), Aug 5, 2025: MANIFOLD. DAMAGED. FLIGHT CREW REPORTED MOMENTARY FIRE WARNING MESSAGE ON EICAS. FOUND DAMAGE TO THE 8TH STAGE MANIFOLD. REPLACED 8TH STAGE MANIFOLD IAW AMM 36-11-01/401 PER 114 & - [SDR UIEA2025062500801](https://openairdocs.org/sdr/UIEA2025062500801), Jun 25, 2025: CONNECTOR. DAMAGED. PACK 1 EICAS ADVISORY MESSAGE AFTER TAKEOFF. ORH 224 DID NOT CORRECT PACK 1 SELECTED OFF. PACK 1 STATUS AFTER RETURN TO SUU.(

REMOVED AND REPLACED RAM INLET D - [SDR UIEA2025041400476](https://openairdocs.org/sdr/UIEA2025041400476), Apr 14, 2025: DISPLAY. INOPERATIVE. AFTER TAKE OFF AT 400FT AGL, ALL 6 EFIS/EICAS SCREENS BLANK & CDU SCREEN BLANK 5 TO 10 SECONDS, ALL CAME BACK.(

PER MCC REQUEST, PERFORMED ENGINE RUNS FOR - [SDR UIEA2025031400334](https://openairdocs.org/sdr/UIEA2025031400334), Mar 23, 2025: BULKHEAD WEB. CRACKED. DURING ACCOMPLISH EO 4453C449_CS LH CLOSEOUT PANEL REPLACEMENT FOUND I/B SIDE CANTED PRESSURE BULKHEAD WEB FASTENER HOLE CRACKED.(

WORK ACCOMPLISHED CABIN STA 1000 LBL 33 SEAT TRACK REPAIR CARRIED OUT IAW B747-400F SRM 53-00-52 FIG 201 REV 103 AN - [SDR UIEA2025031900358](https://openairdocs.org/sdr/UIEA2025031900358), Mar 23, 2025: STIFFENER. CORRODED. FWD CARGO COMP STIFFENER AT STA 1000 LBL 26 BWL 110 FOUND CORRODED.(

WORK ACCOMPLISHED IAW EN# 1021-25 REV 0. NO FURTHER DEFECTS NOTED.

) - [SDR UIEA2025031900359](https://openairdocs.org/sdr/UIEA2025031900359), Mar 23, 2025: LONGERON. CRACKED. DURING HFEC INSPECTION, FOUND CRACK AT LONGERON EXTENSION FITTING STA 1480 LHS & RHS APPROX CRACK LENGTH = 0.6" RHS AND 0.4" LHS AS MARKED.(

WORK ACCOMPLI - [SDR UIEA2025031900360](https://openairdocs.org/sdr/UIEA2025031900360), Mar 23, 2025: SUPPORT FITTING. OBSTRUCTED. DURING ACCOMPLISH EO 4454A215_CS NACELLE STRUT PW4000 NO.1 & NO.4 OUTER SPRING BEAM SUPPORT FTG. WHILE LOCATE FILLE P/N: 321U2400-5602 AT FASTENER CODE A LO - [SDR UIEA2025031900362](https://openairdocs.org/sdr/UIEA2025031900362), Mar 23, 2025: RUB STRIP. OBSTRUCTED. DURING PERFORMING LH AND RH RUB STRIP INSTALLATION PER SB 747-53A2721R3/ AD 2013-26-12, FOUND AFT RUB STRIPS INTERFERING WITH EXISTING PROTUDING HEAD FASTENERS - [SDR UIEA2024113001138](https://openairdocs.org/sdr/UIEA2024113001138), Nov 30, 2024: WINDOW. DAMAGED. RH UPPER DECK CTR SIDE WINDOW DAMAGED(

R/R WINDOW IAW AMM 56-21-01. OPS & LEAK CHK OK.

) - [SDR UIEA2024081500831](https://openairdocs.org/sdr/UIEA2024081500831), Aug 17, 2024: SKIN. DENTED. DENT AT RH WING FLAP LOWER SURFACE 58" FROM INBD END(

INSTALLED FABRICATED DOUBLER AT RH WING FLAP LOWER SURFACE 58" FROM INBD END AND 27" FROM LOWER T/E IAW - [SDR UIEA2024081500830](https://openairdocs.org/sdr/UIEA2024081500830), Aug 17, 2024: SKIN. DENTED. SEVERAL DENTS AT LH WING INBD MID FLAP LOWER SURFACE(

INSTALLED, FABRICATED DOUBLER ON LH WING MID FLAP IAW SRM 51-70-10-212-0 PAR 20B TABLE 208. NO FURTHER D - [SDR UIEA2024081600835](https://openairdocs.org/sdr/UIEA2024081600835), Aug 17, 2024: RUB STRIP. GOUGED. LH WING #5 SPOILER LOWER SKIN T/E RUB STRIP GOUGED(

ACCOMPLISHED PERMANENT REPAIR ON #5 SPOILER LOWER SKIN IAW B747 SRM 51-70-10-2R & 57-70-02-2R-1. NO FU - [SDR UIEA2024080400787](https://openairdocs.org/sdr/UIEA2024080400787), Aug 4, 2024: ACTUATOR. FAULTED. EICAS MSG "GEAR TILT" ON TAKE-OFF. REPLACED RH BODY GEAR TILT ACTUATOR AND RH BODY GEAR TRUCK POSITIONING FUSE AND OPS CHECKS NORMAL PER AMM 32-13-15, 32-13-24, - [SDR UIEA2024080200775](https://openairdocs.org/sdr/UIEA2024080200775), Aug 2, 2024: ACTUATOR. NO TEST. DURING BLG ALTERNATE EXTENSION TEST, FOUND R/H BLG ROTARY ACTUATOR FUNCTION FAIL. IAW AMM 32-35-01-004-001 REV 110 AND AMM 32-35-01-404-007 REV 110 R/R RH BLG R - [SDR UIEA2024080200774](https://openairdocs.org/sdr/UIEA2024080200774), Aug 2, 2024: SEAT TRACK. CRACKED. CRACK - FOUND M/D SEAT TRACK CRACK AT STA 1700 AND STA 1760, LBL 11.33.(

1. REMOVED AFFECTED FASTERNERS TO GET ACCESS IAW SRM 51-40-02-0G-0 REV - [SDR UIEA2024080200773](https://openairdocs.org/sdr/UIEA2024080200773), Aug 2, 2024: SEAT TRACK. CRACKED. FOUND M/D STA 1860, RBL 98.58 SEAT TRACK CROWN CRACK. REMOVED AFFECTED FASTERNERS TO GET ACCESS IAW SRM 51-40-02-0G-0 REV 101 2. REPAIR DAMAGE AREA IAW W/S #405 - [SDR UIEA2024080200772](https://openairdocs.org/sdr/UIEA2024080200772), Aug 2, 2024: CARGO TRACK. CRACKED. CRACK - FOUND TRACK - SUBSTITUTE WAS CRACK AT M/D STA 1700, LBL 75.(

1. REMOVED AFFECTED FASTERNERS TO GET ACCESS IAW SRM 51-40-02-0G-0 REV 101 2. REPAIR DAMA - [SDR UIEA2024080200771](https://openairdocs.org/sdr/UIEA2024080200771), Aug 2, 2024: CARGO TRACK. CRACKED. CRACK - FOUND TRACK - SUBSTITUTE WAS CRACK AT M/D BETWEEN STA 980 ~ STA 1000, LBL 75.(

1. REMOVED AFFECTED FASTERNERS TO GET ACCESS IAW SRM 51-40-02-0G-0 REV - [SDR UIEA2024080200770](https://openairdocs.org/sdr/UIEA2024080200770), Aug 2, 2024: CARGO TRACK. CRACKED. CRACK - FOUND M/D TRACK - SUBSTITUTE CRACK AT STA 995 RBL 75.92.(

1. REPAIR DAMAGE AREA IAW W/S #40565 (SRM 53-00-52-2R-13 REV 101) 2. JOB COMPLETED AND CONDI - [SDR UIEA2024080200769](https://openairdocs.org/sdr/UIEA2024080200769), Aug 2, 2024: TENSION TIE. CRACKED. CRACK - PERFORM OPEN HOLE INSPECTION FOUND TENSION TIE HAS CRACK AT R/H STA 760. PERFORM EO 4453A301 PART 1-2 REV 12. 2. CONDITION CHECK NORMAL AND JOB COMPLETE - [SDR UIEA2024080200768](https://openairdocs.org/sdr/UIEA2024080200768), Aug 2, 2024: TENSION TIE. CRACKED. CRACK - PERFORM OPEN HOLE INSPECTION FOUND TENSION TIE HAS CRACK AT L/H STA 740. PERFORM EO 4453A301 PART 1-2 REV 12. 2. CONDITION CHECK NORMAL AND JOB COMPLETE - [SDR UIEA2024080200767](https://openairdocs.org/sdr/UIEA2024080200767), Aug 2, 2024: TENSION TIE. CRACKED. CRACK - PERFORM OPEN HOLE INSPECTION FOUND TENSION TIE HAS CRACK AT L/H STA 720. PERFORM EO 4453A301 PART 1-2 REV 12. 2. CONDITION CHECK NORMAL AND JOB COMPLETE - [SDR KCSA202205161052](https://openairdocs.org/sdr/KCSA202205161052), May 16, 2022: FITTING. CORRODED. LH INBOARD ELEVATOR ACTUATOR O/B FITTING HAS EVIDENCE OF CORROSION. - [SDR KCSA11021](https://openairdocs.org/sdr/KCSA11021), Apr 13, 2011: ENGINE. LEAKING. SMOKE IN FLT DECK & CABIN DURING CRUISE. DECLARED EMERGENCY AND DIVERTED TO EDDF. PERFORMED FIM TASK 21-00 TASK 810 & 71-03 TASK 854. FOUND OIL (ENG) IN TAIL PI --- 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.