# N669US: 1990 Boeing 747-451, registration cancelled 2018-10-25 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: October 25, 2018 - Status when cancelled: Valid registration - Airframe: [Boeing 747-451](https://openairdocs.org/model/boeing-747-451) (registry code 1384940) - Engine: [Pratt & Whitney PW4000 series](https://openairdocs.org/engine/pratt-whitney-pw4000-series) (registry code 52119) - Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE) (OpenAirDocs) - Serial number: 24224 - Year built: 1990 - Type of aircraft: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: August 19, 1990 - Certificate issued: August 21, 2018 - Last registry action: August 21, 2018 - Mode S code: A8D77B - Owner when cancelled: [Delta Air Lines Inc](https://openairdocs.org/faa-owner/DELTA%20AIR%20LINES%20INC) - Location: [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta) - Owner type: Corporation - Owner's area on the map: 33.6604° N, 84.3865° W: Placed by OpenAirDocs at the center of ZIP code 30354, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N669US - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=669US - Page: https://openairdocs.org/deregistered/N669US-2018-10-25 From the FAA registry file of October 29, 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 747-451: https://openairdocs.org/model/boeing-747-451.md ## Service difficulty reports (190, newest 50) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR DALA2017100907381](https://openairdocs.org/sdr/DALA2017100907381), Oct 8, 2017: BATTERY PACK. INOPERATIVE. UPPER DECK DOOR BATTERY LIGHT INOPERATIVE. REMOVED AND REPLACED THE BATTERY PACK IAW AMM 52-14-13, CHECKED GOOD, OK FOR SERVICE. - [SDR DALA2017100307275](https://openairdocs.org/sdr/DALA2017100307275), Oct 2, 2017: BATTERY PACK. NOT SEATED. UPPER DECK EMERGENCY EXIT SIGN INOP ABOVE LEFT DOOR. T/S PER FIM 33-51-02. FOUND BATTERY PACK NOT FULLY ENGAGED INTO HOUSING. RESEATED BATTERY PACK, OPS CKS GOO - [SDR DALA2017100207214](https://openairdocs.org/sdr/DALA2017100207214), Sep 30, 2017: LIGHT. MISSING. L4 DOOR RED EMERGENCY LIGHT ASSY ON FLOOR MISSING. REPLACED THE EMERGENCY LIGHT IAW AMM 33-51, OPS CHECKED GOOD. - [SDR DALA2017092006985](https://openairdocs.org/sdr/DALA2017092006985), Sep 20, 2017: BATTERY PACK. INOPERATIVE. FOUND UPPER DECK LT DOOR BATTERY LIGHT INOPERATIVE. REPLACED THE BATTERY PACK. TESTED OK IAW AMM 52-23. - [SDR DALA2017071805540](https://openairdocs.org/sdr/DALA2017071805540), Jul 15, 2017: LAMP. INOPERATIVE. PDC FOUND UPPER DECK LT DOOR BATTERY OK. LIGHT INOPERATIVE. REPLACED THE LAMP. REMOVED AND REPLACED THE BATTERY IAW AMM 52-71. OPS CHECKED NORMAL. - [SDR DALA2017070305164](https://openairdocs.org/sdr/DALA2017070305164), Jul 2, 2017: BATTERY PACK. INOPERATIVE. DURING INSPECTION, FOUND EMERGENCY LIGHT OUT AT POSITION 77-79. MAINTENANCE REPLACED THE BATTERY, FUNCTIONAL CHECKED NORMAL IAW AMM 51. - [SDR DALA2017052604243](https://openairdocs.org/sdr/DALA2017052604243), May 25, 2017: ACTUATOR. MALFUNCTIONED. NR 5 L/E SLAT WAS FOUND DAMAGED DURING EXTENSION. REMOVED VARIABLE CAMBER FLAP IAW AMM 27-81-01-004-001. REMOVED DAMAGED ROTARY ACTUATORS IAW AMM 27-81-07-004-0 - [SDR DALA2017052504231](https://openairdocs.org/sdr/DALA2017052504231), May 24, 2017: SPOILER SYS. VIBRATION. RETURNED TO DEPARTURE DUE TO AIRFRAME VIBRATIONS. REPLACED SPOILER CONTROL PACKAGE IAW AMM. - [SDR DALA2017052204076](https://openairdocs.org/sdr/DALA2017052204076), May 22, 2017: UNKNOWN. VIBRATION. APPROXIMATELY 30 MINUTES AFTER TAKEOFF, THE FLIGHT ADVISED THE MAINTENANCE COORDINATOR THAT THEY FELT AN AIRFRAME VIBRATION. MAINTENANCE SUSPECTED IT COULD BE A - [SDR DALA2017041202956](https://openairdocs.org/sdr/DALA2017041202956), Apr 7, 2017: VANE. DAMAGED. DURING REPETITIVE BOROSCOPE INSPECTION OF HPT 2ND STAGE VANE, THE NR 3 ENGINE HAD DAMAGE TO THREE VANES. ONE VANE WITH 2 CRACKS FROM TE TO LE AND THE SECOND VAN - [SDR DALA2017040402727](https://openairdocs.org/sdr/DALA2017040402727), Apr 1, 2017: LIGHT. MISSING. EMERGENCY LIGHT MISSING. - [SDR DALA2017032802513](https://openairdocs.org/sdr/DALA2017032802513), Mar 27, 2017: WIRE. DISCONNECTED. EMERGENCY ESCAPE PATH LIGHT INOP AT SEAT 78A FWD LIGHT. FOUND WIRES DISCONNECTED UNDER SEAT. RE CONNECTED WIRES. - [SDR DALA2017022701596](https://openairdocs.org/sdr/DALA2017022701596), Feb 24, 2017: STRUCTURE. WORN. LEFT WING T/E INBD MID FLAP MOST INBD L/E WORN. REPAIRED THE WORN AREA IAW SRM 51-70-07 PARA.5.A.(1), FIG. 5, REV. 98. - [SDR DALA2017022701595](https://openairdocs.org/sdr/DALA2017022701595), Feb 24, 2017: STRUCTURE. WORN. RIGHT INBD T/E MID FLAP WORN. REPAIRED THE DAMAGED AREA IAW SRM 51-70-07, PARA.5.A.(1), FIG.5, REV. 98. - [SDR DALA2017022701599](https://openairdocs.org/sdr/DALA2017022701599), Feb 22, 2017: SKIN. DELAMINATED. RIGHT WING INBD T/E FLAP AFT LOWER SKIN, FOUND TWO AREAS OF DELAMINATION APPROX 1 X 1 INCHES. ONE IS FROM THE T/E 9 INCHES AND FROM INBD 134 INCHES. THE OTHER F - [SDR DALA2017022701598](https://openairdocs.org/sdr/DALA2017022701598), Feb 22, 2017: SKIN. DELAMINATED. LEFT WING INBD T/E FLAP AFT TOP SKIN FOUND WITH ONE AREA OF DELAMINATION APPROX 0.5 X 0.5 INCH.FROM T/E 9.5 INCHES AND FROM INBD 97 INCHES. REPAIRED THE DELAMIN - [SDR DALA2017022701597](https://openairdocs.org/sdr/DALA2017022701597), Feb 22, 2017: SKIN. DELAMINATED. LT WING INBD T/E FLAP AFT FLAP LOWER SKIN FOUND WIGHT TWO AREAS DELAMINATION APPROX 1 X 1 INCH. ONE IS FROM T/E 10 INCHES AND FROM INBD 136 INCHES. THE OTHER IS - [SDR DALA2017022701594](https://openairdocs.org/sdr/DALA2017022701594), Feb 22, 2017: SKIN. DELAMINATED. RT WING OTBD T/E FLAP TOP SKIN FOUND DELAMINATED APPROX 1.5 X1.5 INCH FROM T/E 4 INCHES AND FROM OTBD 99 INCHES. REPAIRED RT WING OTBD T/E FLAP AFT FLAP TOP SKI - [SDR DALA2016081606610](https://openairdocs.org/sdr/DALA2016081606610), Aug 15, 2016: BATTERY PACK. INOPERATIVE. DURING SERVICE CHECK, FOUND UPPER DECK LEFT EXIT DOOR EMERGENCY SLIDE LIGHTS INOPERATIVE AND REPLACED BATTERY. SYSTEM OPERATION IS NORMAL. - [SDR DALA2016060804436](https://openairdocs.org/sdr/DALA2016060804436), Jun 7, 2016: BATTERY PACK. INOPERATIVE. FLOOR EMERGENCY LIGHT BESIDE SEAT 77A TO 79A INOPERTIVE. REPLACED POWER SUPPLY WITH BATTERY ABOVE SEAT 78 AISLE. OPS TESTED OK IAW AMM 33-51. - [SDR DALA2016020400853](https://openairdocs.org/sdr/DALA2016020400853), Feb 2, 2016: FAN. FAILED. JUST AFTER TAKEOFF THE CREW RECEIVED A RECIRCULATION FAN MESSAGE AND THE F/A REPORTED SMOKE IN THE CABIN. TURNED OFF THE FANS AND SMOKE QUICKLY DISSIPATED AND F - [SDR DALA2015031002093](https://openairdocs.org/sdr/DALA2015031002093), Mar 10, 2015: SKIN. CRACKED. RIGHT NR 2 DOOR UPPER DOOR HINGE CUTOUT CORNER IN THE DOOR EXTERNAL SKIN FOUND CRACK. THE CRACKED EXTERNAL SKIN AT RT NR 2 DOOR UPPER DOOR HINGE CUTOUT CORNER R - [SDR DALA2015031002092](https://openairdocs.org/sdr/DALA2015031002092), Mar 10, 2015: SKIN. CRACKED. SHIP 6309. 0.135"LENGTH CRACK FOUND ON AFT UPPER CORNER OF THE CUTOUT R, RT MAIN ENTRY DOOR NR 5. LEFT MAIN ENTRY DOOR NR 5 CUTOUT AFT UPPER CORNER SKIN WAS REQ - [SDR DALA2015031002091](https://openairdocs.org/sdr/DALA2015031002091), Mar 10, 2015: SKIN. CRACKED. 0.135" LENGTH CRACK FOUND ON AFT UPPER CORNER OF THE CUTOUT R, RT MAIN ENTRY DOOR NR 5. RIGHT MAIN DOOR NR 5 AFT UPPER CORNER OF CUTOUT SKIN WAS REPAIRED. - [SDR DALA2015030902090](https://openairdocs.org/sdr/DALA2015030902090), Mar 9, 2015: STOP FITTING. CRACKED. LEFT NR 3 DOOR CUTOUT FWD SIDE STOP SUPPORT FITTING "NR 5" FOUND CRACK. FWD SIDE NR 5 STOP SUPPORT FITTING WAS REPLACED. - [SDR DALA2015011700369](https://openairdocs.org/sdr/DALA2015011700369), Jan 16, 2015: CONNECTOR. UNSECURE. EMERGENCY LIGHT INOPERATIVE AT SEAT 22C CEILING. SECURED THE ELECTRICAL CONNECTOR D13500P. - [SDR DALA2014092405211](https://openairdocs.org/sdr/DALA2014092405211), Sep 24, 2014: ENGINE. FIRE. RETURNED TO DEPARTURE, WITH THE NR 4 ENGINE SHUTDOWN. CREW REPORTED THAT THEY HAD THE NR 4 ENGINE SURGE AT 600 FT AND THEN ABOUT 15 SECONDS LATER HAD A NR 4 ENG - [SDR DALA2014082904842](https://openairdocs.org/sdr/DALA2014082904842), Aug 29, 2014: LIGHT. INOPERATIVE. L2 DOOR EMERGENCY LIGHT INOPERATIVE. REPLACED EMERGENCY LIGHT ASSY. - [SDR DALA14033526309](https://openairdocs.org/sdr/DALA14033526309), May 17, 2014: CHARGER. INOPERATIVE. R3 DOOR EMERGENCY EXIT SIGN DOES NOT LIGHT. R & R BATTERY CHARGER. - [SDR DALA14026946309](https://openairdocs.org/sdr/DALA14026946309), Apr 25, 2014: BATTERY PACK. INOPERATIVE. R5 EMERGENCY DOOR MOUNT LIGHT WOULD NOT TURN ON. REPLACED LIGHT ASSEMBLY WITH BATTERY. - [SDR DALA14019516309](https://openairdocs.org/sdr/DALA14019516309), Mar 27, 2014: BATTERY PACK. INOPERATIVE. DURING NON ROUTINE LINE CHECK, UPPER DECK EMERGENCY LIGHTS INOPERATIVE AT SEATS 72-75. R & R EMERGENCY LIGHT BATTERY PACK IAW AMM 33-51, WDM 33-51. OPS CHECKED - [SDR DALA13049876309](https://openairdocs.org/sdr/DALA13049876309), Oct 7, 2013: RIVET. LOOSE. BS 2673 & 2678 RIVETS FOUND LOOSE. REPAIRED IAW ERA 518816-14, REV ORIGINAL. . - [SDR DALA13049866309](https://openairdocs.org/sdr/DALA13049866309), Oct 7, 2013: DOOR FRAME. CRACKED. MAIN CABIN DOOR CUTOUT FWD DOOR FRAME JUST BELOW S-17 FOUND CRACKED. CRACKED AREA CUTOUT AND REPAIRED IAW ERA 512578-14, REV ORIGINAL. - [SDR DALA13049856309](https://openairdocs.org/sdr/DALA13049856309), Oct 7, 2013: DOOR FRAME. CRACKED. NR 5 MAIN CABIN DOOR CUT OUT FWD DOOR FRAME JUST BELOW S17L AREA FOUND CRACKED. CRACK CUTOUT AND REPAIRED IAW ERA 512578-14, REV ORIGINAL. - [SDR DALA13049846309](https://openairdocs.org/sdr/DALA13049846309), Oct 7, 2013: FRAME. CRACKED. CRACKED FRAME WEB BS 1480, S33L BLG WHEEL WELL. REPAIRED CRACKED FRAME WEB LOCATION BS 1480, S33L IAW ERA 518819-14, REV ORIGINAL. - [SDR DALA13049836309](https://openairdocs.org/sdr/DALA13049836309), Oct 5, 2013: STRUCTURE. CORRODED. AFT CARGO BAY STRINGER JOINT FITTING BS 1480 CORRODED. THE DAMAGED STRINGER JOINT FITTING WAS REPLACED IAW SRM 51-40-02 AND DWG:69B10501. - [SDR DALA13049156309](https://openairdocs.org/sdr/DALA13049156309), Sep 30, 2013: FLOOR SUPPORT. CORRODED. CORROSION FOUND ON FLOOR SUPPORT BS 2270-2280, LBL 11, WL 199.8. FLOOR SUPPORT REPLACED IAW SRM 51-40-02, PAGE 1 TO 7. - [SDR DALA13049146309](https://openairdocs.org/sdr/DALA13049146309), Sep 30, 2013: SEAT TRACK. CORRODED. CORROSION ON SEAT TRACK BS 2240 LBL 11, WL 199.8 M/D. SEAT TRACK REPLACED IAW SRM 53-00-52, REPAIR 6. - [SDR DALA13049136309](https://openairdocs.org/sdr/DALA13049136309), Sep 29, 2013: STRINGER. CORRODED. AFT CARGO BAY STRINGER 36L, BS 1600-1640. FOUND CORRODED. STRINGER REPAIRED IAW SRM 53-00-03, REPAIR 6. - [SDR DALA13047806309](https://openairdocs.org/sdr/DALA13047806309), Sep 28, 2013: SEAT TRACK. CRACKED. SUSPECTED CRACK ON SEAT TRACK, BS 1000, LBL 98. SEAT TRACK REPLACED IAW, SRM 51-40-02, PAGE IT 07, AND DWG 140U5289-45. - [SDR DALA13047796309](https://openairdocs.org/sdr/DALA13047796309), Sep 28, 2013: SEAT TRACK. CRACKED. SUSPECTED CRACK ON SEAT TRACK BS 1000, RBL 98. SEAT TRACK REPLACED IAW, SRM 51-40-02 AND DWG 140U5289. - [SDR DALA13047786309](https://openairdocs.org/sdr/DALA13047786309), Sep 28, 2013: STOP FITTING. CRACKED. STOP FITTING L4 DOORWAY CRACKED. R & R IAW AMDS CARD:5310-01283-07C. - [SDR DALA13047776309](https://openairdocs.org/sdr/DALA13047776309), Sep 26, 2013: FLOORBEAM. CORRODED. FLOORBEAM BS 480, LBL60, WL 199.8 CORRODED. SECTION CUT OUT AND FABRICATED REPAIR PARTS IAW, SRM53-10-51, REPAIR 3 . HFEC INSPECTED AND NO CRACK FOUND. - [SDR DALA13034066309](https://openairdocs.org/sdr/DALA13034066309), Jul 10, 2013: FUSE. INOPERATIVE. RIGHT EXTERIOR EMERGENCY LIGHTS OUT AT 1ST AND 2ND POS. REPLACED FUSE ON POWER SUPPLY THEN OPS CHECKED GOOD IAW AMM 33-51, NRT 116646. - [SDR DALA13000776309](https://openairdocs.org/sdr/DALA13000776309), Jan 10, 2013: WIRE. BROKEN. R5 DOOR SLIDE EMERGENCY LIGHT WILL NOT TURN OFF. REPAIRED BROKEN WIRE W2088-004-20 IAW SWPM 20-30-12. EMERGENCY LIGHTS TEST OK IAW AMM 33-51-00/501. - [SDR DALA12008486309](https://openairdocs.org/sdr/DALA12008486309), Sep 25, 2012: SEAT TRACK. CORRODED. SEAT TRACK, ZONE C BS 900, RBL98.58, FOUND TO BE CORRODED OUT OF LIMITS IAW SRM 51-10-02. INSTALLED SEAT TRACK IAW AMM20-51-01. - [SDR DALA12006056309](https://openairdocs.org/sdr/DALA12006056309), Aug 28, 2012: SWITCH. FAILED. DURING INSPECTION FOUND SEAT 22 ABC FLOOR EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED FLOOR PROXIMITY SWITCH ASSEMBLY. OPERATIONAL CHECK OK AS PER AMM 33- - [SDR DALA12005656309](https://openairdocs.org/sdr/DALA12005656309), Aug 20, 2012: BATTERY. DISCHARGED. DURING INSPECTION, FOUND DOOR 3R EMERGENCY EXIT SIGN INOPERATIVE. MAINTENANCE REMOVED AND REPLACED POWER SUPPLY BATTERY AND BATTERY CHARGER PER B747-400 AMM33-5 - [SDR DALA12005256309](https://openairdocs.org/sdr/DALA12005256309), Aug 12, 2012: BATTERY PACK. INOPERATIVE. DURING INSPECTION FOUND RIGHT OVERWING EMERGENCY LIGHTS INOPERATIVE. MAINTENANCE REPLACED DOOR 3R EMERGENCY POWER SUPPLY BATTERY PER AMM 33-51. OPS CHECKED OK. - [SDR DALA12003796309](https://openairdocs.org/sdr/DALA12003796309), Jul 22, 2012: LIGHT. INOPERATIVE. DURING INSPECTION, FOUND DOOR MOUNTED EMERGENCY LIGHT INOPERATIVE. MAINTENANCE REPLACED LIGHT AND POWER SUPPLY PER WDM 33-51-41. OPS CHECKED NORMAL PER AMM 33-5 All 190: https://openairdocs.org/deregistered/N669US-2018-10-25/reports.md ## NTSB investigations (1) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB ENG14IA027](https://openairdocs.org/ntsb/ENG14IA027), Sep 21, 2014: Boeing 747 (N669US), Atlanta, GA, incident, no damage. Probable cause: Turbine Overhaul Service's aggressive grit blasting and incomplete masking of the blade root neck that allowed the no grit blast area being exposed during the overhaul of the blade resulting in… ## 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 20080614849619I](https://openairdocs.org/incident/20080614849619I), Jun 14, 2008: Boeing 747451 (N669US), Manila, RP, Minor damage. (-23) B-747-400, N639US, nwa flight #2, after takeoff from Manila, philippines, the number four engine reverser core cowl liberated. The left core cowl… - [Accident 19960707028899A](https://openairdocs.org/incident/19960707028899A), Jul 7, 1996: Boeing 747451 (N669US), Detroit, MI, Substantial damage. Narrative: aircraft enroute from dtw to rjaa experienced severe hail climbing out of 18,000 ft. returned to dtw with substantial aircraft damage. Landed… --- 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.