# N4719U: Boeing 747-122, registration cancelled 1998-08-06 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: August 6, 1998 - Status when cancelled: Triennial form not returned - Airframe: [Boeing 747-122](https://openairdocs.org/model/boeing-747-122) (registry code 1384872) - Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE) (OpenAirDocs) - Serial number: 19880 - Type of aircraft: Fixed wing multi engine - Certificate issued: August 4, 1971 - Last registry action: September 20, 1995 - Mode S code: A5C877 - Owner when cancelled: [United Air Lines Inc](https://openairdocs.org/faa-owner/UNITED%20AIR%20LINES%20INC) - Location: [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago) - Physical address: [Elk Grove Township, IL](https://openairdocs.org/faa-place/IL/Elk%20Grove%20Township) - Owner type: Corporation - Owner's area on the map: 41.8500° N, 87.6501° W: Placed by OpenAirDocs: center of Chicago, IL, within about 9 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N4719U - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4719U - Page: https://openairdocs.org/deregistered/N4719U-1998-08-06 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 747-122: https://openairdocs.org/model/boeing-747-122.md ## Service difficulty reports (6) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR 97UAL900591](https://openairdocs.org/sdr/97UAL900591), Aug 3, 1997: FIRE DETECTOR. CHAFED. APU FIRE WARNING LIGHT CAME ON. PULLED FIRE HANDLE AND DISCHARGED FIRE BOTTLE, LIGHT WENT OUT. HAPPENED WHILE IN CLIMB 10 MINUTES AFTER TAKEOFF AND 20 MINUTES A - [SDR 96UAL900956](https://openairdocs.org/sdr/96UAL900956), Dec 20, 1996: BULKHEAD FITTING. LOOSE FASTENERS. DURING ROUTINE ENGINE CHANGE ON NR 4 ENGINE FOUND 4 LOOSE FASTENERS ON THE PYLON FWD ENGINE MOUNT FITTING INBOARD SIDE COMMON TO THE BULKHEAD. INSTALLED NEW FAS - [SDR 96UAL900349](https://openairdocs.org/sdr/96UAL900349), May 15, 1996: BULB. FAILED. LEFT SIDE AFT EXTERNAL OVERWING EMERGENCY LIGHT INOPERATIVE. BULB ELEMENT BURNED OUT. REPLACED BULB. - [SDR 96UAL900151](https://openairdocs.org/sdr/96UAL900151), Feb 27, 1996: BREATHER TUBE. CRACKED. FIRE WARNING IN NR 1 ENGINE. NR 3 BEARING BREATHER TUBE AT 1 O'CLOCK WAS FOUND TO BE CRACKED FORWARD OF SEAL RING GROOVES. THIS CRACKED TUBE ALLOWED 15TH STAGE - [SDR 95UAL747026](https://openairdocs.org/sdr/95UAL747026), Apr 26, 1995: TE PANEL. DEPARTED ACFT. CLIMBING THROUGH FLIGHT LEVEL 340, INDICATED AIR SPEED OF 315, FIXED TRAILING EDGE UPPER LEFT WING PANEL DEPARTED AIRCRAFT. REPLACED AND RE-RIGGED PANEL. - [SDR 95UAL747004](https://openairdocs.org/sdr/95UAL747004), Jan 30, 1995: BATTERY PACK. DISCHARGED. DOOR 5 L-EMERGENCY EXIT LIGHT REMAINS ON AT ALL TIMES. REPLACED BATTERY PACK. ## 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 DEN92IA005](https://openairdocs.org/ntsb/DEN92IA005), Oct 24, 1991: Boeing 747-122 (N4719U), Denver, CO, incident, no damage. Probable cause: A MALFUNCTION IN THE STABILIZER TRIM CONTROL MODULE. ## FAA accident and incident reports (7) 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 19930316011089I](https://openairdocs.org/incident/19930316011089I), Mar 16, 1993: Boeing 747122 (N4719U), Washington, DC, Minor damage. Appears pilot struck a baggage cart on taxiout to runway. Evidence that NR4 engine cowl contacted cart. - [Incident 19911024057319I](https://openairdocs.org/incident/19911024057319I), Oct 24, 1991: Boeing 747122 (N4719U), Denver, CO. Had pitch control malfunction en route. Diverted to Denver. Found cadc and elevator field computers inoperative. - [Incident 19820118004189I](https://openairdocs.org/incident/19820118004189I), Jan 18, 1982: Boeing 747122 (N4719U), Chicago, IL. Za returned due to water leak in galley. Galley heater line broken. - [Incident 19810111005339I](https://openairdocs.org/incident/19810111005339I), Jan 11, 1981: Boeing 747122 (N4719U), Chicago, IL. Loud bang at 90 knots. Returned to the gate. Maintenance could not find any engine or aircraft problem - [Incident 19801228088159I](https://openairdocs.org/incident/19801228088159I), Dec 28, 1980: Boeing 747122 (N4719U), Honolulu, HI. Due to improper instructions from ground control, 747 crossed path of aircraft taking off, causing him to abort. - [Incident 19800613053469I](https://openairdocs.org/incident/19800613053469I), Jun 13, 1980: Boeing 747122 (N4719U), Chicago, IL. Car drove too close to taxiing aircraft and was blown over by jet blast. - [Incident 19790222006859I](https://openairdocs.org/incident/19790222006859I), Feb 22, 1979: Boeing 747122 (N4719U), Needles, CA, Substantial damage. Wing panel section departed aircraft at FL370. Fuel dumped and uneventful landing made. ## Other aircraft with N4719U - [Cancelled 1964-07-17](https://openairdocs.org/deregistered/N4719U-1964-07-17): Cessna 180G, S/N 18051419. Exported to Canada. Owner: [Cessna Aircraft Co](https://openairdocs.org/faa-owner/CESSNA%20AIRCRAFT%20CO), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita) --- 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.