# N666US: 1989 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: 23821
- Year built: 1989
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: August 18, 1989
- Certificate issued: August 21, 2018
- Last registry action: August 21, 2018
- Mode S code: A8CC56
- 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/N666US
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=666US
- Page: https://openairdocs.org/deregistered/N666US-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 (188, newest 50)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR DALA2017103007886](https://openairdocs.org/sdr/DALA2017103007886), Oct 29, 2017: BATTERY PACK. DISCHARGED. UPPER DECK EMERGENCY LIGHTS FWD INOP. REPLACED BATTERY IN PACK M335 PER AMM 33-51-04.
- [SDR DALA2017100307269](https://openairdocs.org/sdr/DALA2017100307269), Oct 1, 2017: LENS. MISSING. 2R LAV RED LENS AND EMERGENCY LIGHT ASSY MISSING ON FLOOR. REPLACED RED LENS ASSEMBLY AS REQUIRED AT DOOR 2R LAV. OPS CHECK GOOD.
- [SDR DALA2017092907158](https://openairdocs.org/sdr/DALA2017092907158), Sep 27, 2017: GIRT BAR. UNSECURE. UNABLE TO FULLY OPEN THE L2 DOOR. SECURED GIRT BAR IAW AMDS 2560-9901-26. OPS CHECKED GOOD AND PINS REMOVED. OK FOR SERVICE.
- [SDR DALA2017082206334](https://openairdocs.org/sdr/DALA2017082206334), Aug 21, 2017: SEAL. MISSING. COVER FOR LIFE VEST MISSING THE PIN, CANNOT ATTACH. SECURED COVER AND INSTALLED THE SEAL. CHECKED OK FOR SERVICE.
- [SDR DALA2017081006126](https://openairdocs.org/sdr/DALA2017081006126), Aug 6, 2017: SWITCH. FAILED. EICAS MSG, DOOR R5 ON SHORT FINAL. INTERMITTENT. HAD PLF MSG 52109 DOOR ENTRY R5 SWITCH FAIL. PER FIM 52-71-00-812-820. REPLACED R5 ENTRY DOOR SWITCH S38 IAW AM
- [SDR DALA2017081006127](https://openairdocs.org/sdr/DALA2017081006127), Aug 3, 2017: PROXIMITY SWITCH. DAMAGED. DOOR 5R ILLUMINATED AFTER TO FOR 15 SECONDS AGAIN ON LANDING FOR A BRIEF MOMENT ACARS TIMES WERE LOST EACH TIME. FOUND SWITCH DAMAGED S1975. REPLACED PROX SWITC
- [SDR DALA2017071905542](https://openairdocs.org/sdr/DALA2017071905542), Jul 18, 2017: POWER SUPPLY. INOPERATIVE. EXTERNAL EMERGENCY LIGHT AT LT BODY INOP. REPLACED POWER SUPPLY M7919 IAW AMM 33-51 & OK.
- [SDR DALA2017071105350](https://openairdocs.org/sdr/DALA2017071105350), Jul 7, 2017: ESCAPE HATCH. UNSECURE. SHORTLY AFTER TAKE-OFF, THE COCKPIT ESCAPE HATCH OPENED AND WILL NOT STAY SHUT CAUSING PRESSURIZATION ISSUES AS WELL. DUMPED FUEL, DECLARED AN EMERGENCY AND RET
- [SDR DALA2017052304226](https://openairdocs.org/sdr/DALA2017052304226), May 23, 2017: BATTERY PACK. INOPERATIVE. RIGHT UPPER DECK EXIT LIGHT AT DOOR IS INOPERATIVE. REPLACED THE BATTERY PACK IAW AMM 33-51.
- [SDR DALA2017041202962](https://openairdocs.org/sdr/DALA2017041202962), Apr 11, 2017: BATTERY PACK. DISCONNECTED. EMERGENCY LIGHTS INOPERATIVE FROM SEAT 35 TO THE R3 DOOR 3. CONNECTED THE BATTERY PACK AND OPS CHECKED NORMAL.
- [SDR DALA2017042703432](https://openairdocs.org/sdr/DALA2017042703432), Mar 27, 2017: CLAMP. BROKEN. RAMP REPORTED SPARKS COMING FROM FWD CARGO BENEATH FLOOR. REPAIRED WIRES THAT WERE DAMAGED DUE TO BROKEN CLAMP AND CHAFFING AT STA 560 WL 105 RBL10. REPAIRED WI
- [SDR DALA2017031502073](https://openairdocs.org/sdr/DALA2017031502073), Mar 13, 2017: SOCKET. DAMAGED. LEFT OVERWING EMERGENCY LIGHT INOPERATIVE. REMOVED SHORTED BULB AND REPAIRED THE SOCKET TERMINAL IAW CMM 33-50-18.
- [SDR DALA2017020300935](https://openairdocs.org/sdr/DALA2017020300935), Feb 2, 2017: SKIN. DELAMINATED. LT WING OTBD T/E FLAP AFT FLAP LOWER SKIN FOUND THREE DELAMINATION. ONE DELAMINATION APPROX 1.5X1.5 INCH FROM T/E 2 INCH AND FROM INBD 132 INCH. ONE DELAMINATIO
- [SDR DALA2017020300933](https://openairdocs.org/sdr/DALA2017020300933), Feb 2, 2017: SKIN. DELAMINATED. LEFT WING INBD AILERON TOP SKIN FOUND TWO DELAMINATION. ONE DELAMINATION APPROX 2X9 INCH FROM T/E 12 INCH AND FROM OTBD 30 INCH. THE OTHER DELAMINATION APPROX 2
- [SDR DALA2017020200846](https://openairdocs.org/sdr/DALA2017020200846), Feb 2, 2017: STRUCTURE. CRACKED. CRACK AT BS 1480 BULKHEAD STRINGER 34R. REPAIR IAW ERA 550542-14, REV. 0 .
- [SDR DALA2017020200845](https://openairdocs.org/sdr/DALA2017020200845), Feb 2, 2017: BEAM. CRACKED. CRACK AT THE RT T/E BEAM OF VERTICAL STAB VSS 157.7. REPAIRED IAW SRM 55-30-13, REPAIR 2, REV 98.
- [SDR DALA2017020200844](https://openairdocs.org/sdr/DALA2017020200844), Feb 2, 2017: BEAM. CRACKED. CRACK AT RT T/E BEAM OF THE VERTICAL STAB VSS 182.7. REPAIRED IAW SRM 55-30-13, REPAIR 2, REV. 98.
- [SDR DALA2017020200843](https://openairdocs.org/sdr/DALA2017020200843), Feb 2, 2017: BEAM. CRACKED. CRACK IN RT T/E BEAM OF VERTICAL STAB VSS 182.7. REPAIRED IAW SRM 55-30-13, REPAIR 2, REV 98.
- [SDR DALA2017020600962](https://openairdocs.org/sdr/DALA2017020600962), Feb 1, 2017: SKIN. DELAMINATED. LEFT WING INBD AILERON TOP SKIN FOUND TWO DELAMINATION APPROX 3X3 INCH. ONE IS FROM L/E 5 INCH AND FROM OTBD 4 INCH THE OTHER IS FROM T/E 6 INCH AND FROM INBD 1
- [SDR DALA2017020300931](https://openairdocs.org/sdr/DALA2017020300931), Feb 1, 2017: SKIN. DENTED. DENT ON EXTERIOR SKIN OF THE L5 ENTRY DOOR,
- [SDR DALA2017020300930](https://openairdocs.org/sdr/DALA2017020300930), Feb 1, 2017: SKIN. DENTED. DENT ON EXTERIOR SKIN AT THE L5 ENTRY DOOR LOWER. CUT OUT THE DAMAGE AREA IAW SRM 52-00-01, REPAIR 8.P PERFORMED HFEC INSPECTION. FABRICATED A REPAIR IAW SRM 52
- [SDR DALA2017020300945](https://openairdocs.org/sdr/DALA2017020300945), Jan 31, 2017: SKIN. DELAMINATED. RIGHT WING INBD T/E FLAP AFT FLAP TOP SKIN FOUND TWO DELAMINATION ONE IS FROM T/E 15 INCH AND FROM INBD 98 INCH APPROX 11X10 INCH THE OTHER IS FROM T/E 4.5 INCH
- [SDR DALA2017020300944](https://openairdocs.org/sdr/DALA2017020300944), Jan 31, 2017: SKIN. DELAMINATED. LEFT WING INBD T/E FLAP AFT FLAP TOP SKIN FOUND TWO AREAS DELAMINATION ONE DELAMINATION APPROX 1.5X1 INCH FROM T/E 5.5 INCH AND FROM INBD 151 INCH THE OTHER APP
- [SDR DALA2017020300943](https://openairdocs.org/sdr/DALA2017020300943), Jan 31, 2017: SKIN. DELAMINATED. LEFT WING INBD T/E FLAP AFT FLAP TOP SKIN FOUND TWO AREAS DELAMINATION APPROX 1X1 INCH. ONE IS FROM T/E 1.5 INCH AND FROM INBD 128 INCH THE OTHER IS FROM T/E 5 
- [SDR DALA2017020300936](https://openairdocs.org/sdr/DALA2017020300936), Jan 31, 2017: SKIN. DELAMINATED. LT WING OTBD T/E FLAP AFT FLAP TOP SKIN FOUND THREE DELAMINATION ONE DELAMINATION APPROX 3.5X2 INCH FROM T/E 2 INCH AND FROM INBD 176 INCH ONE DELAMINATION APPR
- [SDR DALA2017020200842](https://openairdocs.org/sdr/DALA2017020200842), Jan 31, 2017: SKIN. NICKED. NICK ON EXTERIOR SKIN BS 480 - 500, S45R. CUT OUT THE DAMAGE AREA IAW SRM 53-00-01, REPAIR 1. INSTALL THE REPAIR IAW SRM 51-20-05.
- [SDR DALA2017020300947](https://openairdocs.org/sdr/DALA2017020300947), Jan 28, 2017: SKIN. DELAMINATED. RIGHT WING T/E FLAP MID FLAP TOP SKIN FOUND TWO DELAMINATION ONE IS FROM T/E 6 INCH AND FROM OTBD 103 INCH APPROX 5 X 1.5 INCH THE OTHER IS FROM T/E 13 INCH AND
- [SDR DALA2017020300946](https://openairdocs.org/sdr/DALA2017020300946), Jan 28, 2017: SKIN. DELAMINATED. RIGHT WING INBD T/E FLAP AFT FLAP LOWER SKIN FOUND THREE DELAMINATION ONE IS FROM T/E 9 INCH AND FROM OTBD 152 INCH APPROX 4.5X2 INCH ONE IS FROM T/E 4 INCH AND
- [SDR DALA2017020300942](https://openairdocs.org/sdr/DALA2017020300942), Jan 28, 2017: SKIN. DELAMINATED. RIGHT WING OTBD T/E FLAP AFT FLAP TOP SKIN FOUND ONE AREA DELAMINATION APPROX 5X6 INCH FROM T/E 3 INCH AND FROM INBD 104 INCH. REPAIRED IAW SRM 51-70-07 PARA. 5
- [SDR DALA2017020300941](https://openairdocs.org/sdr/DALA2017020300941), Jan 28, 2017: SKIN. DELAMINATED. RIGHT WING OTBD T/E FLAP AFT FLAP TOP SKIN FOUND TWO AREAS OF DELAMINATION APPROX 2X2 INCH ONE IS FROM T/E 5 INCH AND FROM INBD 151 INCH THE OTHER IS FROM T/E 1
- [SDR DALA2017020300940](https://openairdocs.org/sdr/DALA2017020300940), Jan 28, 2017: SKIN. DELAMINATED. RIGHT WING OTBD T/E FLAP AFT FLAP TOP SKIN FOUND TWO AREAS OF DELAMINATION, APPROX 1X1 INCH ONE IS FROM T/E 3 INCH AND FROM OTBD 64 INCH THE OTHER IS FROM T/E 3
- [SDR DALA2017020300939](https://openairdocs.org/sdr/DALA2017020300939), Jan 28, 2017: SKIN. DELAMINATED. RIGHT WING OTBD T/E FLAP AFT FLAP TOP SKIN FOUND TWO AREAS DELAMINATION. ONE IS FROM T/E 1 INCH AND FROM INBD 3.5 INCH APPROX 1X1 INCH THE OTHER IS FROM T/E 2 I
- [SDR DALA2017020300938](https://openairdocs.org/sdr/DALA2017020300938), Jan 28, 2017: SKIN. DELAMINATED. RIGHT WING OTBD T/E FLAP MID FLAP TOP SKIN FOUND TWO DELAMINATION APPROX 1.5X1.5 ONE IS FROM T/E 9 INCH AND FROM OTBD 123 INCH THE OTHER IS FROM T/E 11 INCH AND
- [SDR DALA2017020300937](https://openairdocs.org/sdr/DALA2017020300937), Jan 28, 2017: SKIN. DELAMINATED. RIGHT WING OTBD T/E FLAP MID FLAP TOP SKIN FOUND THREE DELAMINATION ONE IS FROM T/E 8 INCH AND FROM OTBD 31 INCH APPROX 1X1 INCH ONE IS FROM T/E 6 INCH AND FROM
- [SDR DALA2017020300932](https://openairdocs.org/sdr/DALA2017020300932), Jan 28, 2017: SKIN. DELAMINATED. RIGHT WING INBD AILERON TOP SKIN FOUND ONE DELAMINATION APPROX 5X8 INCH FROM T/E 4 INCH AND FROM INBD 13 INCH. REPAIRED THE DELAMINATION AREA ON THE INBD AILERO
- [SDR DALA2017020300928](https://openairdocs.org/sdr/DALA2017020300928), Jan 28, 2017: SKIN. DELAMINATED. LEFT WING OTBD AILERON FOUND SOME DELAMINATION. REPAIRED THE DAMAGED AREA OF LT WING OTBD AILENRON IAW B747-400 SRM 51-70-07 PARA. 5. 5A. 1 FIG 5 REV. 98.
- [SDR DALA2017020300927](https://openairdocs.org/sdr/DALA2017020300927), Jan 28, 2017: SKIN. DELAMINATED. RT WING OTBD AILERION TOP SKIN FOUND SOME DELAMINATION. REPAIRED THE DAMAGED AREA ON THE TOP SKIN OF RT WING OTBD AILENRON IAW SRM 51-70-07 PARA. 5. A. 1 FIG 5 
- [SDR DALA2017020300948](https://openairdocs.org/sdr/DALA2017020300948), Jan 15, 2017: SKIN. DELAMINATED. LEFT WING INBD T/E FLAP AFT FLAP TOP SKIN FOUND TWO DELAMINATION APPROX 2X2 INCH ONE IS FROM T/E 3 INCH AND FROM INBD 104 INCH THE OTHER IS FROM T/E 9 INCH AND 
- [SDR DALA2016120209491](https://openairdocs.org/sdr/DALA2016120209491), Dec 1, 2016: BATTERY PACK. INOPERATIVE. DURING SERVICE CHECK, FOUND EMERGENCY LIGHTS OUT FWD OF THE R2 DOOR AND ALL EXIT MARKERS AS WELL. REPLACED THE BATTERY BACK IAW AMM 33-51.
- [SDR DALA2016110908422](https://openairdocs.org/sdr/DALA2016110908422), Nov 8, 2016: STRUCTURE. CRACKED. FOUND NR 4 ENGINE NACELLE FLANGE CRACKED AND MISSING RIVETS AT NR 2 FORWARD FAIRING ATTACH POINT. C/W ERA 552527-14 REV O FOR REPAIR TO NR 4 ENGINE NACELLE DAMA
- [SDR DALA2016110208415](https://openairdocs.org/sdr/DALA2016110208415), Oct 11, 2016: ACCESS DOOR. CORRODED. CORROSION REPAIR ACCESS DOOR 653AB LOWER SKIN RT WING. PERFORM DETAILED VISUAL INSPECTION OF CORROSION REPAIR AT 653AB FUEL TANK ACCESS DOOR CUTOUT PER SRM 57-2
- [SDR DALA2016110208414](https://openairdocs.org/sdr/DALA2016110208414), Oct 11, 2016: ACCESS DOOR. CORRODED. CORROSION REPAIR ACCESS DOOR 652AB LOWER SKIN RT WING. PERFORM DETAILED VISUAL INSPECTION OF CORROSION REPAIR AT 652AB FUEL TANK ACCESS DOOR CUTOUT PER SRM 57-2
- [SDR DALA2016110208413](https://openairdocs.org/sdr/DALA2016110208413), Oct 11, 2016: ACCESS DOOR. CORRODED. CORROSION REPAIR ACCESS DOOR 652DB LOWER SKIN RT WING. PERFORM DETAILED VISUAL INSPECTION OF CORROSION REPAIR AT 652DB FUEL TANK ACCESS DOOR CUTOUT PER SRM 57-2
- [SDR DALA2016110208412](https://openairdocs.org/sdr/DALA2016110208412), Oct 11, 2016: ACCESS DOOR. CORRODED. CORROSION REPAIR ACCESS DOOR 653EB LOWER SKIN RT WING. PERFORM DETAILED VISUAL INSPECTION OF CORROSION REPAIR AT 653EB FUEL TANK ACCESS DOOR CUTOUT PER SRM 57-2
- [SDR DALA2016110208411](https://openairdocs.org/sdr/DALA2016110208411), Oct 11, 2016: ACCESS DOOR. CORRODED. CORROSION REPAIR ACCESS DOOR 545CB LOWER SKIN LT WING. PERFORM DETAILED VISUAL INSPECTION OF CORROSION REPAIR AT 545CB FUEL TANK ACCESS DOOR CUTOUT PER SRM 57-2
- [SDR DALA2016110208410](https://openairdocs.org/sdr/DALA2016110208410), Oct 11, 2016: ACCESS DOOR. CORRODED. CORROSION REPAIR ACCESS DOOR 652BB LOWER SKIN RT WING. PERFORM DETAILED VISUAL INSPECTION OF CORROSION REPAIR AT 652BB FUEL TANK ACCESS DOOR CUTOUT PER SRM 57-2
- [SDR DALA2016110208409](https://openairdocs.org/sdr/DALA2016110208409), Oct 11, 2016: ACCESS DOOR. CORRODED. CORROSION REPAIR ACCESS DOOR 645BB LOWER SKIN RT WING. PERFORM DETAILED VISUAL INSPECTION OF CORROSION REPAIR AT 645BB FUEL TANK ACCESS DOOR CUTOUT PER SRM 57-2
- [SDR DALA2016110208408](https://openairdocs.org/sdr/DALA2016110208408), Oct 11, 2016: ACCESS DOOR. CORRODED. CORROSION REPAIR ACCESS DOOR 652CB LOWER SKIN RT WING. PERFORM DETAILED VISUAL INSPECTION OF CORROSION REPAIR AT 652CB FUEL TANK ACCESS DOOR CUTOUT PER SRM 57-2
- [SDR DALA2016110208407](https://openairdocs.org/sdr/DALA2016110208407), Oct 11, 2016: ACCESS DOOR. CORRODED. CORROSION REPAIR ACCESS DOOR 646AB LOWER SKIN RT WING. PERFORM DETAILED VISUAL INSPECTION OF CORROSION REPAIR AT 646AB FUEL TANK ACCESS DOOR CUTOUT PER SRM 57-2
- [SDR DALA2016011300258](https://openairdocs.org/sdr/DALA2016011300258), Jan 12, 2016: FUSE. MISSING. EMERGENCY LIGHTS AT ROW 77-79 ARE INOPERATIVE. INSTALLED FUSES THAT WERE MISSING FROM R & R POWER SUPPLY. OPS CHECK EMERGENCY LIGHTS GOOD.

All 188: https://openairdocs.org/deregistered/N666US-2018-10-25/reports.md

## FAA accident and incident reports (1)

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 20080926848249I](https://openairdocs.org/incident/20080926848249I), Sep 26, 2008: Boeing 747451 (N666US), Tokyo, JA, No damage. (-23) Nwa flt #20, on climb-out after retracting flaps at approximately 5,000 feet the aircraft displayed an eicas message "stab trim 3". Shortly after,…

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