# Boeing 747-46NF - Type: Aircraft model (FAA registry) - Registry code: 13848BT - Manufacturer (registry): BOEING - Model: 747-46NF - Aircraft type: Fixed wing multi engine - Category: Airplane - Engines: 4 · Turbo-fan - Seats: 366 - Weight class: 20,000 lb and over - Certification: Type certificated - Registered aircraft: 5 - Page: https://openairdocs.org/model/boeing-747-46nf 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 (5) - [N450PA](https://openairdocs.org/aircraft/N450PA): [Atlas Air Inc](https://openairdocs.org/faa-owner/ATLAS%20AIR%20INC), [White Plains, NY](https://openairdocs.org/faa-place/NY/White%20Plains), built 2000, S/N 30808 - [N451PA](https://openairdocs.org/aircraft/N451PA): [Atlas Air Inc](https://openairdocs.org/faa-owner/ATLAS%20AIR%20INC), [White Plains, NY](https://openairdocs.org/faa-place/NY/White%20Plains), built 2000, S/N 30809 - [N452PA](https://openairdocs.org/aircraft/N452PA): [Atlas Air Inc](https://openairdocs.org/faa-owner/ATLAS%20AIR%20INC), [White Plains, NY](https://openairdocs.org/faa-place/NY/White%20Plains), built 2000, S/N 30810 - [N453PA](https://openairdocs.org/aircraft/N453PA): [Atlas Air Inc](https://openairdocs.org/faa-owner/ATLAS%20AIR%20INC), [White Plains, NY](https://openairdocs.org/faa-place/NY/White%20Plains), built 2001, S/N 30811 - [N454PA](https://openairdocs.org/aircraft/N454PA): [Atlas Air Inc](https://openairdocs.org/faa-owner/ATLAS%20AIR%20INC), [Purchase, NY](https://openairdocs.org/faa-place/NY/Purchase), built 2002, S/N 30812 ## NTSB investigations None matched to aircraft with this model. ## FAA accident and incident reports (2) From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [Incident 20181020020409I](https://openairdocs.org/incident/20181020020409I), Oct 20, 2018: Boeing 747-46NF (N451PA), Hebron, KY, Minor damage. On 20 October 2018, N451PA was operating as PAC243 a flight between anc and cvg. There were three (3) crewmembers on board and two (2) deadheading crewmembers.… - [Incident 20030930022889I](https://openairdocs.org/incident/20030930022889I), Sep 30, 2003: Boeing 74746NF (N453PA), Miami, FL, Minor damage. (-23) "Industrial incident-no intent to fly". During a storm, a strong gust of wing blew a maintenance stand into the wing of a parked B-747. There was no… ## Service difficulty reports (1,079, newest 50) As reported by operators and repair stations, by the model named in the report. - [SDR UIEA2026091000864](https://openairdocs.org/sdr/UIEA2026091000864), Sep 10, 2026: COALESCER BAG. ODOR. ELECTRICAL BURNING ODOR IN DESCENT. R & R WATER SEPARATOR COALESCER BAG ON PACK 1, 2, & 3, AND PERFORMED CH 5 INSP IAW AMM 21-51-05. OPS CHKD OK. - [SDR UIEA2026090500853](https://openairdocs.org/sdr/UIEA2026090500853), Sep 5, 2026: SHUTOFF VALVE. FAULTED. BLEED 3 EICAS DURING CLIMB. REMOVED AND REPLACED ENG 3 PRV, OPS CHECK NORMAL AND ENG RUN OK IAW AMM 36-11-19, AMM 71-00-00 AND IPC 36-11-05-02A. - [SDR UIEA2026081400759](https://openairdocs.org/sdr/UIEA2026081400759), Aug 13, 2026: CONTROL MODULE. FAULTED. GEAR DISAGREE MESSAGE. LANDING GEAR LEVER WOULD NOT GO UP AFTER T/O. LANDING GEAR STAYED IN DOWN POSITION. RETURNED TO AIRPORT. : TRANSFER TO DMI 257550 PER MEL - [SDR UIEA2026072400646](https://openairdocs.org/sdr/UIEA2026072400646), Jul 24, 2026: GENERATOR. FAULTED. CREW SET UP IAW DDG 49-11-01. CREW ISOLATED THAT LT PNEUMATIC & RT UTILITY. CREW STARTED NR 4 ENG. DURING START, AT THE TIME, NR 4 ENG GOING TO TAKE OVER POWER - [SDR UIEA2026072400654](https://openairdocs.org/sdr/UIEA2026072400654), Jul 24, 2026: RADAR. FAULTED. RADAR INTERMITTENT AND INAUCCURATE, NOT PAINTING ANY WEATHER. PERFORMED OPERATIONAL TEST PER AMM 33-43-00/501. NO ISSUES NOTED AT THE TIME. - [SDR UIEA2026071300593](https://openairdocs.org/sdr/UIEA2026071300593), Jul 12, 2026: CIRCUIT CARD. FAULTED. MAIN DECK FIRE WARNING - NO EICAS MSG. SWAPED THE A4 WITH A29 CIRCURT CARD & PFMD GND TEST ,TEST PASSED IAW AMM 26-10-01 (NOW D00132 IN A4 POSITION,D00883 I - [SDR UIEA2026063000563](https://openairdocs.org/sdr/UIEA2026063000563), Jun 30, 2026: IMPELLER. DAMAGED. FUEL IMBALANCE 2 - 3 STATUS MESSAGE. ACCOMPLISHED FIM 28-22 TASK 925, NO FINDING. TANK DIVE ACCOMPLISHED, FOUND A JET LEAK FROM OVRD PUMP DISCH CHECK VLV. R/R D - [SDR UIEA2026041900218](https://openairdocs.org/sdr/UIEA2026041900218), Apr 18, 2026: OIL SYSTEM. LEAKING. ENG #1 OIL QTY DROPPED TO 1 AFTER T/O, FOLLOW WITHIN 20 MINS BY ENG OIL PRESS ADVISORY MSG. QRH FOLLOWED, AND ENG #1 WAS SHUT DOWN. WITHIN 15 MINS OF ENG SHUTDO - [SDR UIEA2026040200120](https://openairdocs.org/sdr/UIEA2026040200120), Mar 29, 2026: STRAP. WORN. FOUND HOLE WEAR 1 EA AT B52231 S-17L -8 REPAIR FRAME STRAP(

REMOVED REPAIR FRAME STRAP AT B52231 S-17L AS PER SRM 51-40-02. FABRICATED -8 REPAIR FRAME STRAP A - [SDR UIEA2026040200121](https://openairdocs.org/sdr/UIEA2026040200121), Mar 29, 2026: BULKHEAD WEB. CRACKED. CRACK SIGNAL INDICATION AT L/H AFT INNER CHORD IN ACCORDANCE WITH EO 4453C127 OPEN HOLE HEEL INSPECTION (2EA) REMOVED HI-LOK 10 EA TO PERFORM S.B 747 53A2467 & - [SDR UIEA2026040100118](https://openairdocs.org/sdr/UIEA2026040100118), Mar 29, 2026: KEELBEAM. CORRODED. LOWER FUSELAGE STA 1460 KEELBEAM STRUCTURE CORROSION (BETWEEN BOTH BODY L/G DOOR) REMOVED BOTH PANEL AT LWR FUSELAGE BS 1460 KEEL BEAM IAW SRM 51-40-02. PERFORM - [SDR UIEA2026022600069](https://openairdocs.org/sdr/UIEA2026022600069), Feb 26, 2026: VALVE. INOPERATIVE. EQUIPMENT COOLING MESSAGE. SUSPECT FLT DECK FLOW REG VALVE INOP. OPENED FLOOR PANEL AND MANUALLY MOVED VALVE TO OPEN. TRANSFER TO DMI 248403 PER MEL 21-61-13 CA - [SDR UIEA2026021600053](https://openairdocs.org/sdr/UIEA2026021600053), Feb 15, 2026: SHEAR TIE. CRACKED. FOUND CRACK ON SHEAR TIE AT BS 1000 RBL 33.99. REMOVED DAMAGE SHEAR TIE IAW SRM 51-40-02-0G-0 REV 115. INSTALL NEW SHEAR TIE IAW EI T2026A53M-210 REV 0 AND EO 4 - [SDR UIEA2026021600054](https://openairdocs.org/sdr/UIEA2026021600054), Feb 15, 2026: WEB. CORRODED. FOUND RT WING INBD FORE FLAP INTERNAL INBD SIDE WEB CRACKED. REMOVED DAMAGED WEB IAW SRM 51-40-02-0G-0 REV 105. 2. INSTALL A NEW WEB IAW EI T2026A57M-236 REV 0 - [SDR UIEA2026021600055](https://openairdocs.org/sdr/UIEA2026021600055), Feb 15, 2026: SEAT TRACK. CORRODED. FOUND M/D CGO SUBSTITUTE SEAT TRACK CRACK AT STA 1633 RBL 75.92. ACCOMPLISHED WORK SHEET 60030 AND IAW SRM 53-00-52-2R-13 REV 105 AND DWG 65B38751 SH62 REV A ,S - [SDR UIEA2026021600056](https://openairdocs.org/sdr/UIEA2026021600056), Feb 15, 2026: SEAT TRACK. CORRODED. CRACK - ON M/D FLOOR SUBSTITUTE SEAT TRACK AT STA 2070 RBL 75.92. ACCOMPLISHED WORK SHEET 60035 AND IAW SRM 53-00-52-2R-13 REV 105. JOB COMPLETED. - [SDR UIEA2026021600057](https://openairdocs.org/sdr/UIEA2026021600057), Feb 15, 2026: SEAT TRACK. CORRODED. FOUND M/D CARGO SUBSTITUTE SEAT TRACK CRACKED AT BS 1507, RBL 75.92. ACCOMPLISHED WORK SHEET NO: 60029 IAW SRM 53-00-52-2R-13 REV 105 AND DWG 65B38251 SH62 REV - [SDR UIEA2026021600058](https://openairdocs.org/sdr/UIEA2026021600058), Feb 15, 2026: SEAT TRACK. CORRODED. CORROSION ON M/D SEAT TRACK BS 700, RBL 33.99. PERFORM EI T2026A53M-256 REV 0 AND W/S NO: 60039 (SRM 53-00-52-2R-6 REV 105). ACCOMPLISH EI NO: T2026A53M-216 REV - [SDR UIEA2026021600059](https://openairdocs.org/sdr/UIEA2026021600059), Feb 15, 2026: CARGO TRACK. CORRODED. FOUND M/D CARGO TRACK CORRODED AT BS 1519, RBL 11.33. REMOVED AFFECTED FASTENERS TO GET ACCESS IAW SRM 51-40-02-0G-0 REV 105. REPAIR DAMAGE AREA IAW EI T2026A53 - [SDR UIEA2026021600060](https://openairdocs.org/sdr/UIEA2026021600060), Feb 15, 2026: DOOR SILL. NOT REPORTED. FWD LWR CARGO DOOR SURROUND LWR MAIN SILL WEB & OTR CHORD, LATCH SUPPORT FITTING PART 1 TIME LIMITED REPAIR STA 580 REQUIRES EO PART 2 HFEC INSPECTION & EO PART - [SDR UIEA2026021600061](https://openairdocs.org/sdr/UIEA2026021600061), Feb 15, 2026: ACTUATOR. FAULTED. FND FUNCTION FAIL AT R/H WLG ALTERNATE EXTENSION ROTARY ACTUATOR. REPLACED RT WLG ALTERNATE ROTARY ACTUATOR IAW AMM 32-36-01-004-001 REV 115 & AMM 32-36-01-404- - [SDR UIEA2026020500030](https://openairdocs.org/sdr/UIEA2026020500030), Feb 7, 2026: WINGLET. DAMAGED. RT WINGLET TIP T/E CORNER FOUND WORN. RT WINGLET TIP T/E CORNER LIGTHNING STRIKE DAMAGED AREAS REPAIRED IAW RI-57-30-18090 REV A. NO FURTHER DEFECTS NOTED. - [SDR UIEA2025111001295](https://openairdocs.org/sdr/UIEA2025111001295), Nov 11, 2025: TIRE. FAILED. #8 MLG BLEW OUT TOWER REPORTED SMOKE & TIRE DEBRIS ON RUNWAY. R & R NR 8 MWA IAW AMM 32-45-01 & IPC 32-45-03-02. C/W BLOWN TIRE CHAP 5 INSP IAW AMM 05-51-25. R - [SDR UIEA2025110701293](https://openairdocs.org/sdr/UIEA2025110701293), Nov 7, 2025: WHEEL. DAMAGED. NR 3 MAIN TIRE DAMAGED. REPLACED NR 3 AND 4 MLG WHEEL ASSY IAW AMM 32-45-01/401. PRESS & LEAK CHK OK. - [SDR UIEA2025102801282](https://openairdocs.org/sdr/UIEA2025102801282), Oct 28, 2025: FIRE WARNING. FALSE ACTIVATION. CREW REPORTED DURING CRUISE, CARGO FIRE MAIN DECK ZONE 11 EICAS MSG. FOUND MESSAGE 26330/26331 NOT ACTIVE. CREW CONFIRMED NO ACTUAL SMOKE/FIRE ON MAIN DECK. CAR - [SDR UIEA2025102601281](https://openairdocs.org/sdr/UIEA2025102601281), Oct 26, 2025: EXHAUST FAN. ODOR. SMOKE SMELL IN COCKPIT. R & R COOLING EXHAUST FAN PER AMM 21-58-01. OPS CHK NORMAL. - [SDR UIEA2025101001267](https://openairdocs.org/sdr/UIEA2025101001267), Oct 10, 2025: INDICATION SYS. FAULTED. FLIGHT CREW REPORTED NR 4 HYD QTY INDICATION ERRATIC IN FLIGHT. PERFORMED WIRING CHECK BETWEEN DW 3112C PIN 2 AND DM7838EA PIN G15, DM 7838BA PIN D15, CHECKS NO - [SDR UIEA2025090401161](https://openairdocs.org/sdr/UIEA2025090401161), Sep 4, 2025: ACTUATOR. FAULTED. OUTFLOW VALVE R EICAS MSG. REMOVED & REPLACED RT OUTFLOW VALVE ACTUATOR ASSY, RT ICU & DIODE IAW AMM 21-31-10/401, 21-31-07/401, SWPM 20-40, AIPC 21-31-01-01 & - [SDR UIEA2025082501136](https://openairdocs.org/sdr/UIEA2025082501136), Aug 25, 2025: SKIN. CORRODED. CORROSION - SKIN, LH AFT LWR FUSELAGE SKIN STA 1732, S42L(

1) REPAIR THE DAMAGE IAW SRM 53-00-01-2R-1 REV 104 & W/S 50620. 2) CONDITION CHK NORMAL AND JOB - [SDR UIEA2025082501137](https://openairdocs.org/sdr/UIEA2025082501137), Aug 25, 2025: HINGE FITTING. CRACKED. CRACK - FITTING, INBD LWR SIDE OF LH WING #6 SPOILER MID HINGE FITTING(

1) REPAIRED DAMAGE AREA IAW W/S 50588 & SRM 57-51-13-2R-1 REV 104. 2) CONDITION CH - [SDR UIEA2025082501138](https://openairdocs.org/sdr/UIEA2025082501138), Aug 25, 2025: NOT ENTERED. NOT REPORTED. CMR REQUEST CLARIFICATION FUSELAGE FASTENERS TYPE ON RH BODY SKIN NEAR STA 440, S26R(

1) ACCOMPLISHED EI T2025A53M-1774 REV 1. 2) JOB COMPLETED AND CONDITION - [SDR UIEA2025082501139](https://openairdocs.org/sdr/UIEA2025082501139), Aug 25, 2025: SKIN. CORRODED. CORROSION ON LH FUSELAGE OUTER SKIN NEAR STA 1700, S42L(

1) REMOVED FASTENERS IAW SRM 51-40-02-0G-0 REV 104. 2) REPAIR DAMAGE SKIN IAW EI T2025A53M-1733 REV 1 - [SDR UIEA2025081001118](https://openairdocs.org/sdr/UIEA2025081001118), Aug 10, 2025: TIRE. FAILED. AT LANDING, #1 TIRE BLEW. FLAT SPOT FOUND. CREW HAD AUTOBRAKE SET AT 4 MINIMUM LEVEL DUE TO NO AUTOSPOILER AND BRAKE ROD. ONCE DISENGAGED, CREW MANUAL BRAKE DID - [SDR UIEA2025062800817](https://openairdocs.org/sdr/UIEA2025062800817), Jul 14, 2025: LONGERON FITTING. CRACKED. LEFT BS 1480 LONGERON EXTENSION FITTING FOUND CRACKED. CRACK LONGERON EXTENSION FITTING REPAIRED AS PER ATLAS AIR EO 4453A818 REV 20 PART 7. NO FURTHER DEFECTS - [SDR UIEA2025062800818](https://openairdocs.org/sdr/UIEA2025062800818), Jul 14, 2025: DOUBLER. CRACKED. MAIN DECK - L1 ENTRY DR UPR HINGE DOUBLER FND CRACKED. DOUBLER REPLACED AS PER SRM 51-10-02 AND NEW DOUBLER HOLES TRANSFERRED AS PER SRM 51-40-05 AND NEW DOUBLE - [SDR UIEA2025063000819](https://openairdocs.org/sdr/UIEA2025063000819), Jul 14, 2025: LUG. CRACKED. 1 EA CRACK WAS FOUND ON BS 1000 RBL 11.33 INTERCOSTAL LUG FITTING. INTERCOSTAL LUG FITTING REPLACED AS PER ATLAS AIR EO 4453C024 REV.4 PART 7 STEP 3. NO FURTHER - [SDR UIEA2025063000820](https://openairdocs.org/sdr/UIEA2025063000820), Jul 14, 2025: LUG. CRACKED. 1 EA CRACK WAS FOUND ON BS 1000 LBL 11.33" INTERCOSTAL LUG FITTING. INTERCOSTAL LUG FITTING REPLACED AS PER ATLAS AIR EO 4453C024 REV.4 PART 3 STEP 3. NO FURTHE - [SDR UIEA2025070100821](https://openairdocs.org/sdr/UIEA2025070100821), Jul 14, 2025: FAIRING. DELAMINATED. RIGHT WING I/B MID FLAP L/E FAIRING FOUND DELAMINATION AT I/B 13". PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5. A. NO FURTHER DEFECTS NOTED. - [SDR UIEA2025070100822](https://openairdocs.org/sdr/UIEA2025070100822), Jul 14, 2025: FAIRING. DELAMINATED. RIGHT WING I/B AFT FLAP MID L/E FAIRING FOUND DELAMINATION AT O/B 180". PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5. A. NO FURTHER DEFECTS NOTED. - [SDR UIEA2025070100823](https://openairdocs.org/sdr/UIEA2025070100823), Jul 14, 2025: FAIRING. DELAMINATED. LEFT WING I/B MID FLAP L/E FAIRING FOUND DELAMINATION AT O/B 70". PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5. A. NO FURTHER DEFECTS NOTED. - [SDR UIEA2025070100824](https://openairdocs.org/sdr/UIEA2025070100824), Jul 14, 2025: FAIRING. DELAMINATED. RIGHT WING O/B MID FLAP L/E FAIRING FOUND DELAMINATION AT I/B 39". PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5. A. NO FURTHER DEFECTS NOTED. - [SDR UIEA2025070100825](https://openairdocs.org/sdr/UIEA2025070100825), Jul 14, 2025: FAIRING. DELAMINATED. RIGHT WING O/B MID FLAP L/E FAIRING FOUND DELAMINATION AT I/B 12". PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5. A. NO FURTHER DEFECTS NOTED. - [SDR UIEA2025070100826](https://openairdocs.org/sdr/UIEA2025070100826), Jul 14, 2025: FAIRING. PUNCTURED. LEFT WING I/B FORE FLAP MID L/E FAIRING FOUND PUNCH HOLE FROM I/B 133". PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5. C. NO FURTHER DEFECTS NOTED. - [SDR UIEA2025070100827](https://openairdocs.org/sdr/UIEA2025070100827), Jul 14, 2025: FAIRING. DELAMINATED. RIGHT WING O/B MID FLAP L/E FAIRING FOUND DELAMINATION AT O/B 180". PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5. A. NO FURTHER DEFECTS NOTED. - [SDR UIEA2025070100828](https://openairdocs.org/sdr/UIEA2025070100828), Jul 14, 2025: FAIRING. CHAFED. RHW I/B AFT FLAP I/B L/E FAIRING FOUND CHAFING. PERFORMED PERMANENT REPAIR AS PER SRM 51-70-07 PAR 5.G. NO FURTHER DEFECTS NOTED. - [SDR UIEA2025070300830](https://openairdocs.org/sdr/UIEA2025070300830), Jul 14, 2025: POWER SUPPLY. NO TEST. FUNCTIONAL TEST EMERGENCY LIGHTS BATTERY PACKS FOR CAPACITY (15 MIN. MINIMUM). FOUND EMERGENCY LT L1533, L5733, L5767 & M4915 WENT OFF IN LESS THAN 15 MINUTES. - [SDR UIEA2025070500835](https://openairdocs.org/sdr/UIEA2025070500835), Jul 14, 2025: LAMP. INOPERATIVE. DOOR L1 FWD EMERGENCY SILL LT L1853 FOUND INOP. DOOR L1 FWD EMERGENCY SILL LT L1853 LAMP REPLACED AND TEST NORMAL IAW AMM 33-51-05. - [SDR UIEA2025070700844](https://openairdocs.org/sdr/UIEA2025070700844), Jul 14, 2025: SEAT TRACK. CRACKED. M/D STA753 TO STA757 LBL11" SEAT TRACK FOUND CRACKED. SEAT TRACK CRACK AREA REPAIRED AS PER SRM 53-00-52-2R-12 REPAIR12 FIG 201. NO FURTHER DEFECTS NOTED. - [SDR UIEA2025070700846](https://openairdocs.org/sdr/UIEA2025070700846), Jul 14, 2025: SEAT TRACK. CHAFED. M/D STA 1980 TO STA 1985 RBL 11.33" SEAT TRACK CROWN CHAFED. CHAFED AREA SMOOTHED OUT AS PER SRM 51-10-02 AND REPROTECTED AS PER SRM 51-20-01 AND SMOOTHED OUT A - [SDR UIEA2025070700847](https://openairdocs.org/sdr/UIEA2025070700847), Jul 14, 2025: SEAT TRACK. CHAFED. M/D STA 2020 TO STA 2026 RBL 11 SEAT TRACK CROWN CHAFED. CHAFED AREA SMOOTHED OUT AS PER SRM 51-10-02 AND REPROTECTED AS PER SRM 51-20-01 AND SMOOTHED OUT AREA All 1,079: https://openairdocs.org/model/boeing-747-46nf/reports.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.