# N575UP: Boeing 747-44AF - Status: Valid registration - Airframe: [Boeing 747-44AF](https://openairdocs.org/model/boeing-747-44af) (registry code 13848B2, 2 seats) - Serial number: 35664 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Certificate issued: June 26, 2008 - Expires: August 31, 2027 - Mode S code: A762CC - Registered owner: [United Parcel Service Co](https://openairdocs.org/faa-owner/UNITED%20PARCEL%20SERVICE%20CO) - Location: [Louisville, KY](https://openairdocs.org/faa-place/KY/Louisville) - Owner type: Corporation - Owner's area on the map: 38.2585° N, 85.5398° W: Placed by OpenAirDocs at the center of ZIP code 40223, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=575UP - Page: https://openairdocs.org/aircraft/N575UP 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 747-44AF) None in force. ## Information bulletins (advisory) None matched. ## NTSB investigations None matched to N575UP. ## FAA accident and incident reports None matched to N575UP. ## Service difficulty reports (252, newest 50) 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 IPXA2026102153875](https://openairdocs.org/sdr/IPXA2026102153875), Oct 21, 2026: WINDOW. CRACKED. ARRIVAL FOUND L1 WINDOW CRACK. - [SDR IPXA2026042797242](https://openairdocs.org/sdr/IPXA2026042797242), Apr 27, 2026: ADAPTER. CORRODED. ADDITION SDR AND CPCP FOR SATELLITE COMMUNICATIONS (SATCOM) SYSTEM [T3F18E0082B65]. REVIEWED PER GMM-MTX 09.05.01.09. - [SDR IPXA2026042329452](https://openairdocs.org/sdr/IPXA2026042329452), Apr 16, 2026: BOLT. WORN. RIGHT WING OUTBOARD MID FLAP, T/E UPPER SKIN, BOLT WORN 1 EA. REMOVE THE WORN MATERIALS AND CLEAN. I.A.W DWG 65B08533, SHEET 3, ZONE C12, VIEW 2B6, REV.C. AND P - [SDR IPXA2026042187945](https://openairdocs.org/sdr/IPXA2026042187945), Apr 14, 2026: FAIRING. DAMAGED. ENLARGED HOLE NR 4 AFT FAIRING HOLE .IAW AMM 51-24-11-477-083 REV.116, REPAINT PEEL OFF AREA. CHECK NORMAL. - [SDR IPXA2026042571341](https://openairdocs.org/sdr/IPXA2026042571341), Apr 13, 2026: ANGLE. CRACKED. FOUND MAIN DECK SIDE CARGO DOOR ANGLE ASSY DAMAGE. IAW SRM 51-40-02-0G REV.106. REMOVED DAMAGE ANGLE IAW SRM 51-40-02-0G REV.106, AND DWG 65B57353, SH 2, REV G, - [SDR IPXA2026042162642](https://openairdocs.org/sdr/IPXA2026042162642), Apr 12, 2026: FITTING. CHAFED. FOUND L1 ENTRY DOOR CUTOUT AFT LOWER FITTING CHAFING. REQUEST PERFORM OK TO CLOSE CHECK FOR L1 DOOR AFT SIDE LOWER SIDEWALL PANEL. - [SDR IPXA2026041750112](https://openairdocs.org/sdr/IPXA2026041750112), Apr 11, 2026: SEAL. BROKEN. BROKEN SEAL, LT WING LANDING GEAR W/W CUTOUT FWD LWR SEAL. IAW SRM 51-40-02-0G, REV 106. REMOVED DAMAGE SEAL IAW SRM 51-40-02-0G REV. 106 AND DWG 65B10555, SH 3 - [SDR IPXA2026042047400](https://openairdocs.org/sdr/IPXA2026042047400), Apr 11, 2026: RUB STRIP. CHAFED. CHAFED STRIP , NR 2 ENGINE LT CORE COWL INNER AFT UPPER AREA. IAW AMM 71-11-06-004-001-J00, REV 116. REMOVED THE CORE COWL. IAW SRM 51-40-02-0G, REV. 106, REMOV - [SDR IPXA2026042547996](https://openairdocs.org/sdr/IPXA2026042547996), Apr 11, 2026: TUBE. WORN. WORN FLARED TUBE OF ENG-1 ADP. I.A.W.AMM 29-11-15-002-001 REV116 AND AMM29-11-15-402-009, REV 116. REPLACED THE SPEED CONTROL AIR PRESSURE LINE - [SDR IPXA2026042447341](https://openairdocs.org/sdr/IPXA2026042447341), Apr 11, 2026: RETAINER. CRACKED. CRACKED RETAINER, NR 2 ENG RT T/R TRANSLATING COWL UPPER TEE TRACK HINGE PIN CRACKED. IAW AMM 70-50-00-912-034, REV 116 REPLACED THE RETAINER. - [SDR IPXA2026042046129](https://openairdocs.org/sdr/IPXA2026042046129), Apr 11, 2026: RUB STRIP. BROKEN. NO. 2 ENG NOSE COWL AFT FLANGE WEAR STRIP , AT 6 O'CLOCK POSITION. I.A.W SRM 51-40-02-0G REV. 106 AND GOODRICH AEROSTRUCTURES CMM IPL 71-11-16 REV.54 INSTALLED - [SDR IPXA2026042147492](https://openairdocs.org/sdr/IPXA2026042147492), Apr 11, 2026: SEAL. FRAYED. FRAYED SEAL, NR 1 PYLON OTBD AFT FAIRING DOOR LWR SEAL. IAW SRM 51-40-02-0G, REV 106, REMOVED DAMAGE SEAL. IAW GMM-MTX 9.08, REV 15, REQUIREMENT AND EGAT WORK S - [SDR IPXA2026042150427](https://openairdocs.org/sdr/IPXA2026042150427), Apr 11, 2026: ANGLE. CRACKED. CRACKED ANGLE, NR 4 ENG RT THRUST REVERSER DRIAN TUBE SUPPORT CLAMP. IAW SRM 51-40-02-0G, REV 106. REMOVED DAMAGE ANGLE. IAW SRM 51-40-02-0G, REV 106, & IPC 78- - [SDR IPXA2026042047446](https://openairdocs.org/sdr/IPXA2026042047446), Apr 11, 2026: SEAL. BROKEN. BROKEN SEAL, NR 4 PYLON LT AFT FAIRING DOOR LWR SEAL. IAW SRM 51-40-02-0G, REV 106 REMOVED DAMAGE SEAL. IAW GMM-MTX CH 9.08, REV 15 REQUIREMENT AND EGAT WORK SH - [SDR IPXA2026041649774](https://openairdocs.org/sdr/IPXA2026041649774), Apr 11, 2026: SCOOP. DAMAGED. ENLARGED HOLE, LT WING OUTBD LOWER FUEL VENT SCOOP PANEL FWD FASTENER HOLE. IAW DWG 112U0700, SHEET 01, REV D. REMOVED LT WING FUEL VENT SCOOP PANEL IAW DWG 112 - [SDR IPXA2026041547552](https://openairdocs.org/sdr/IPXA2026041547552), Apr 11, 2026: BRACKET. CHAFED. CHAFED BRACKET, NR 1 ENG LT T/R LWR FWD CLOSURE DOOR T/E AREA. I.A.W SRM 51-40-02-0G REV. 106 REMOVED DAMAGE BRACKET. I.A.W SRM 51-40-02-0G REV. 106 AND ST ENGI - [SDR IPXA2026041547525](https://openairdocs.org/sdr/IPXA2026041547525), Apr 11, 2026: BRACKET. CHAFED. CHAFED BRACKET, NR 1 ENG RT THRUST REVERSER LWR FWD CLOSURE DOOR T/E AREA. I.A.W SRM 51-40-02-0G REV. 106 REMOVED DAMAGE BRACKET. I.A.W SRM 51-40-02-0G REV. 106 - [SDR IPXA2026041547574](https://openairdocs.org/sdr/IPXA2026041547574), Apr 11, 2026: BRACKET. CHAFED. CHAFED BRACKET, NR 2 ENG RT THRUST REVERSER FWD LWR CLOSURE DOOR T/E AREA. IAW SRM 51-40-02-0G, REV 106 REMOVED DAMAGE BRACKET. IAW SRM 51-40-02-0G, REV 106 & I - [SDR IPXA2026042128355](https://openairdocs.org/sdr/IPXA2026042128355), Apr 10, 2026: SEAL. BROKEN. BROKEN SEAL , NR 3 ENG, LT THRUST REVERSER AFT LWR AREA. IAW SRM 51-40-02-0G, REV 106, AND IPC 78-32-21 REV. 96, INSTALLED NEW SEAL. - [SDR IPXA2026042028336](https://openairdocs.org/sdr/IPXA2026042028336), Apr 10, 2026: BRACKET. CRACKED. CRACKED BRACKET, NR 3 ENG LT THRUST REVERSER HINGE PANEL SUPPORT BRACKET. IAW SRM 51-40-02-0G, REV 106. REMOVED DAMAGE BRACKET. IAW SRM 51-40-02-0G, REV 106, AN - [SDR IPXA2026042711816](https://openairdocs.org/sdr/IPXA2026042711816), Apr 9, 2026: COVER. CRACKED. FAULT - R/H WING L/E VARIABLE CAMBER FLAP #17 INBD ROTARY ACTUATOR HAS CRACKED OTBD COVER. NO.5385. I.A.W AMM 27-81-07-004-001 REV 116 REMOVE NO.17 V.C FLAP INB - [SDR IPXA2026042711853](https://openairdocs.org/sdr/IPXA2026042711853), Apr 9, 2026: COVER. CRACKED. FAULT - R/H WING L/E VARIABLE CAMBER FLAP #17 OTBD ROTARY ACTUATOR HAS CRACKED OTBD COVER. NO.5311. I.A.W AMM 27-81-07-004-001 REV 116 REMOVE NO.17 V.C FLAP ROT - [SDR IPXA2026042711764](https://openairdocs.org/sdr/IPXA2026042711764), Apr 9, 2026: COVER. CRACKED. LT WING L/E VARIABLE CAMBER FLAP NR 2 ROTARY ACTUATOR AT HAS CRACKED COVER. IAW AMM 27-81-07-004-001 REV 116 REMOVE NR 2 V.C FLAP ROTARY ACTUATOR. IAW AMM 27-81 - [SDR IPXA2026042713748](https://openairdocs.org/sdr/IPXA2026042713748), Apr 9, 2026: COVER. CRACKED. RIGHT WING L/E VARIABLE CAMBER FLAP 24 ROTARY ACTUATOR AT HAS CRACKED COVER. IAW AMM 27-81-07-004-001, REV 116. REMOVE 24 V.C FLAP ROTARY ACTUATOR. IAW AMM 27-8 - [SDR IPXA2026042711916](https://openairdocs.org/sdr/IPXA2026042711916), Apr 9, 2026: COVER. CRACKED. LEFT WING LE VARIABLE CAMBER FLAP NR 5, ROTARY ACTUATOR AT HAS CRACKED COVER. 5386. IAW AMM 27-81-07-004-001, REV 116. REMOVED NR 5 VC FLAP ROTARY ACTUATOR. I.A - [SDR IPXA2026042411547](https://openairdocs.org/sdr/IPXA2026042411547), Apr 9, 2026: COVER. CRACKED. CRACK- COVER, NO.4 ENG R/H T/R ACTUATOR ACCESS PNL 446B, 446C, 445C. I.A.W.AMM 78-31-10-004-001-J00 REV116 REMOVED THE PANEL 446B 446C 445C. I.A.W.AMM 78-31-10- - [SDR IPXA2026042411487](https://openairdocs.org/sdr/IPXA2026042411487), Apr 9, 2026: COVER. CRACKED. CRACK- COVER, NO.3 ENG R/H T/R ACTUATOR ACCESS PNL 436B, 436C. I.A.W.AMM 78-31-10-004-001-J00 REV116 REMOVED THE PANEL 436B 436C. I.A.W.AMM 78-31-10-404-008-J00 - [SDR IPXA2026042014756](https://openairdocs.org/sdr/IPXA2026042014756), Apr 9, 2026: RUB STRIP. CHAFED. CHAFED RUB STRIP, NR 3 ENG RT CORE COWL AFT UPR RUB STRIP. I.A.W SRM 51-40-02-0G REV. 106 AND CMM IPL 71-13-24 REV.50 INSTALLED NEW STRIP. - [SDR IPXA2026042114858](https://openairdocs.org/sdr/IPXA2026042114858), Apr 9, 2026: SEAL. BROKEN. BROKEN - SEAL, NR 4 ENG RT T/R CLOSURE DOOR FWD AREA. I.A.W SRM 51-40-02-0G REV. 106 REMOVED DAMAGE SEAL. I.A.W SRM 51-40-02-0G REV. 106 AND ST ENGINEERING IPC - [SDR IPXA2026042014715](https://openairdocs.org/sdr/IPXA2026042014715), Apr 9, 2026: RUB STRIP. CHAFED. CHAFING AND MISSING - STRIP AND RIVET, NO.3 ENG L/H CORE COWL AFT UPR WEAR STRIP. IAW SRM 51-40-02-0G REV. 106 AND GOODRICH AEROSTRUCTURES CMM IPL 71-13-23 REV. - [SDR IPXA2026042315124](https://openairdocs.org/sdr/IPXA2026042315124), Apr 9, 2026: NOSE COWL. DENTED. DENTED SKIN, NR 2 ENG NOSE COWL INNER BARREL NEAR 2:00 POS. CUT OUT THE DAMAGE AND CLEAN, MEASURE THE CUT OUT ( DIA : 0.4", 5.5" FROM AFT EDGE, 59.5" FROM LWR E - [SDR IPXA2026042214799](https://openairdocs.org/sdr/IPXA2026042214799), Apr 9, 2026: SEAL DEPRESSOR. CRACKED. CRACKED DEPRESSURE SEAL, AFT CARGO DOOR CUTOUT AFT SIDE. I.A.W SRM 51-40-02-0G REV.106 REMOVE DAMAGE DRPRESSOR SEAL AND DEPRESSOR. I.A.W SRM 51-40-02-0G REV.106 - [SDR IPXA2026041815210](https://openairdocs.org/sdr/IPXA2026041815210), Apr 9, 2026: FAIRING. DENTED. DENTED SKIN, LT WING T/E FLAP NR 4 AFT FAIRING EXTERNAL SURFACE LOWER SIDE ADJACENT AFT CONE. IAW SRM 57-53-70-2R-1 REFER TO SRM 51-70-17-0G-0 REV. 106 PERFORM - [SDR IPXA2026041811914](https://openairdocs.org/sdr/IPXA2026041811914), Apr 9, 2026: SKIN. CRACKED. RIGHT WING INBOARD T/E UPPER FIXED PANEL SKIN CRACK, WBL 235.2. I.A.W. 747-400F SRM 57-51-01-2R-1 REFER TO SRM 51-70-07-0G-0 REV. 106 PERFORM REPAIR AS BELOW ST - [SDR IPXA2026041214960](https://openairdocs.org/sdr/IPXA2026041214960), Apr 9, 2026: FLOORBOARD. DAMAGED. MAJOR REPAIR. DAMAGED FLOORBOARD ON RT MAIN CARGO DECK BS 1220. REMOVE THE DAMAGED PANEL IN ACCORDANCE WITH AMM 53-21-02. INSTALL THE REPLACEMENT FLOOR PANEL PE - [SDR IPXA2026042573876](https://openairdocs.org/sdr/IPXA2026042573876), Apr 7, 2026: PANEL. BROKEN. FWD CARGO COMPARTMENT CEILING PANEL ASSY ZIPPER BROKEN AT STA 840 - 860. .I.A.W AMM25-52-01-004-049 REV116 AND I.A.W AMM25-52-01-404-062 REV116 REPLACE PANEL AS - [SDR IPXA2026042355538](https://openairdocs.org/sdr/IPXA2026042355538), Apr 6, 2026: SUPPORT. WORN. FOUND LT WING OTBD FLAP NR 7 SUPPORT STRUT (OTBD TO INBD) UPPER AND LOWER PANEL WORN. I.A.W DWG 65B08533, SHEET 3, ZONE C12, VIEW 2B6, REV.C. REMOVED THE LH WIN - [SDR IPXA2026042634350](https://openairdocs.org/sdr/IPXA2026042634350), Apr 4, 2026: CLAMP. CRACKED. CRACKED CLAMP - APU ACOC COOLING DUCT. I.A.W.AMM 49-51-04-004-001 REV116 AND AMM 49-51-04-404-011 REV116 REPLACED THE CLAMP WITH NEW. - [SDR IPXA2026042119204](https://openairdocs.org/sdr/IPXA2026042119204), Apr 3, 2026: SKIN. DAMAGED. LIGHTNING STRIKE- SKIN, RT NOSE AREA (ABOVE UPS LOGO) SUSPECTED LIGHTENING STRIKE ON FASTENER. BLEND OUT THE DAMAGE AREA I.A.W SRM 51-10-02-0G REV.106. ACCOMPLI - [SDR IPXA2026042072963](https://openairdocs.org/sdr/IPXA2026042072963), Apr 1, 2026: RING. CRACKED. CRACKED ACSR-ON ENG-2 , R/H THRUST REVERSER HALF. IAW AMM 78-31-01-004-001-J00 REV 116 REMOVED THE T/R HALF. RII NO.2 ENG R/H THRUST REVERSER HALF OK TO INSTALL - [SDR IPXA2026042075055](https://openairdocs.org/sdr/IPXA2026042075055), Apr 1, 2026: FITTING. CRACKED. FND 3L T/R AGB FITTING CRACK AT 7 O'CLOCK POSITION. I.A.W. AMM 78-31-01-004-001-J00 REV116 REMOVED THE T/R HALF. I.A.W SRM 51-40-02-0G REV.106 REMOVE DAMAGE AGB - [SDR IPXA2026041557453](https://openairdocs.org/sdr/IPXA2026041557453), Mar 31, 2026: ANGLE. CRACKED. DURING PERFORMANCE OF EO-95214-JIC2, FOUND RT WING LG SHOCK STRUT DOOR FAIRING SEAL DEPRESSOR. I.A.W SRM 51-40-02-0G REV.106 REMOVED DAMAGE DEPRESSOR. I.A.W SRM - [SDR IPXA2026041557510](https://openairdocs.org/sdr/IPXA2026041557510), Mar 31, 2026: ANGLE. CRACKED. DURING PERFORM EO-95214-JIC2, FOUND RT WING SHOCK STRUT DOOR FAIRING CLIP CRACKED. I.A.W SRM 51-40-02-0G REV. 106 REMOVED DAMAGE CLIP. I.A.W SRM 51-40-02-0G REV - [SDR IPXA2026040554363](https://openairdocs.org/sdr/IPXA2026040554363), Mar 6, 2026: FAIRING. PUNCTURED. PUNCTURE IN FWD OTBD AREA OF #1 MOVEABLE FLAP TRACK FAIRING. I.A.W. 747-400F SRM 57-53-70-2R-1 REFER TO SRM 51-70-07-0G-0 REV.106 PERFORM REPAIR AS BELOW STEP: - [SDR IPXA2026030919342](https://openairdocs.org/sdr/IPXA2026030919342), Mar 4, 2026: FLOORBOARD. WORN. MAJOR REPAIR, FLOORBOARD INSIDE L1 DOOR THRESHOLD IS WORN AND IS SHOWING CORE MATERIAL. INSTALLED NEW FLOORBOARD INSIDE L1 DOOR THRESHOLD IAW AMM 53-21-02. - [SDR IPXA2026030908993](https://openairdocs.org/sdr/IPXA2026030908993), Mar 4, 2026: DOOR FRAME. DAMAGED. FOUND DAMAGE ON UNDERLYING STRUCTURE BEHIND SEAL DEPRESSOR SPLICE AT FS 615 APPROX WL 170. ALL STEPS ARE COMPLETE EO-96726-REQ1. - [SDR IPXA2026041369914](https://openairdocs.org/sdr/IPXA2026041369914), Mar 1, 2026: SKIN. DENTED. NR 25 VCF HAS DENT ON LEADING INB END RII COMPLETED STEP 13 I.A.W AMM 27-81-02-404-010 REV.116 ASSEMBLY THE NR 26 FOLDING NOSE AND INSTALLED THE NR 26 V.C FLAP - [SDR IPXA2024052554554](https://openairdocs.org/sdr/IPXA2024052554554), May 19, 2024: BATTERY. INOPERATIVE. FOUND THE L1 DOOR EMERGENCY LIGHT INOP. REPLACED THE EMERGENCY LIGHT BATTERY (M5170) AT UPPER DECK (STA550 WL323 LBL83)I.A.W AMM 33-51-04-902-001-001 REV.110 AN - [SDR IPXA2024052554537](https://openairdocs.org/sdr/IPXA2024052554537), May 19, 2024: BATTERY. INOPERATIVE. FAULT - FOUND THE EMERGENCY EXIT SIGN LIGHT INOP AT UPPER DECK STA 410. (REPLACE) .I.A.W AMM 33-51-04-902-001-001 REV.110 AND SSM 33-51-01 REV.44 REPLACED THE E - [SDR IPXA2024052054554](https://openairdocs.org/sdr/IPXA2024052054554), May 19, 2024: LIGHT. INOPERATIVE. FOUND THE L1 DOOR EMERGENCY LIGHT INOP. (REPLACE) OK TO WORK All 252: https://openairdocs.org/aircraft/N575UP/reports.md ## STCs that may be installed (OpenAirDocs) None matched to this aircraft's models. ## Related - Other Boeing 747-44AF aircraft: https://openairdocs.org/model/boeing-747-44af/aircraft.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.