# N987UA: 1979 Boeing 737-291, registration cancelled 2002-11-04

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 4, 2002
- Status when cancelled: Triennial form not returned
- Airframe: [Boeing 737-291](https://openairdocs.org/model/boeing-737-291) (registry code 138448W)
- Data sheets: [TCDS A16WE](https://openairdocs.org/tcds/A16WE) (OpenAirDocs)
- Serial number: 21749
- Year built: 1979
- Type of aircraft: Fixed wing multi engine
- Airworthiness: Standard, transport
- Airworthiness date: April 30, 1979
- Certificate issued: November 21, 1995
- Last registry action: December 18, 2001
- Mode S code: ADC6E8
- Owner when cancelled: [United Air Lines Inc](https://openairdocs.org/faa-owner/UNITED%20AIR%20LINES%20INC)
- Location: [Elk Grove Township, IL](https://openairdocs.org/faa-place/IL/Elk%20Grove%20Township)
- Owner type: Corporation
- Owner's area on the map: 42.0240° N, 87.9995° W: Placed by OpenAirDocs at the center of ZIP code 60007, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N987UA
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=987UA
- Page: https://openairdocs.org/deregistered/N987UA-2002-11-04

From the FAA registry file of November 7, 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 737-291: https://openairdocs.org/model/boeing-737-291.md

## Service difficulty reports (7)

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

- [SDR 2001UALA00513](https://openairdocs.org/sdr/2001UALA00513), Apr 16, 2001: ANGLE. CRACKED. T ANGLE CRACKED ON THE FORWARD BULKHEAD OF THE LEFT WHEEL-WELL AT STA 663 LBL 54. REPLACED 12 INCH T ANGLE STIFFENER. MAJOR REPAIR ACCOMPLISHED.
- [SDR 98UAL900308](https://openairdocs.org/sdr/98UAL900308), Jul 4, 1998: PROX SENSOR. FAILED. ON FLAP RETRACTION, THE LEADING EDGE FLAP TRANSIT LIGHT REMAINED ILLUMINATED. *S/D* THE LEADING EDGE FLAP RETRACT PROXIMITY SENSOR WAS REPLACED. THE FLAP POSITI
- [SDR 98UAL900275](https://openairdocs.org/sdr/98UAL900275), Jun 21, 1998: WIRE. LOOSE. NUMBER TWO ENGINE OVER TEMPERATURE INDICATION. *S/D* HEAT DAMAGE NEAR FRONT OF FUEL CONTROL CAUSED WIRE TO BE PULLED LOOSE. REPLACED CONNECTOR.
- [SDR 97UAL900641](https://openairdocs.org/sdr/97UAL900641), Aug 21, 1997: SLIDE. DEFECTIVE. FORWARD ENTRY DOOR 1L SLIDE DEFECTIVE. *S/D* REPLACED 1L SLIDE WITH NEW SLIDE. HOME SHOP REPORTED THAT GIRT RESTRAINING BUNGEE ATTACH POINT REINFORCING PATCHES 
- [SDR 97UAL900093](https://openairdocs.org/sdr/97UAL900093), Feb 2, 1997: LIGHT. INOPERATIVE. EMERGENCY LIGHTS NOT ARMED, LIGHT INOP. RELAMPED LIGHT, OPS CHECK GOOD.
- [SDR 95UAL900027](https://openairdocs.org/sdr/95UAL900027), Jun 30, 1995: PRESSURIZATION. MALFUNCTIONED. A/C EXPERIENCED COMPLETE LOSS OF PRESSURE AT FL 280 MADE RAPID DESCENT TO 16,000 FEET MSL. REPLACED OUTFLOW VALVE, CONTROL PANEL AND CONTROLLER. SYSTEM OP CHECK
- [SDR 95UAL900002](https://openairdocs.org/sdr/95UAL900002), Jun 16, 1995: ACTUATOR. FAILED. RIGHT MAIN GEAR WOULD NOT EXTEND, CREW HAD TO USE MANUAL EXTENSION. REPLACED RT MLG ACTUATOR. FOUND ACTUATOR ROD END BROKEN.

## 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 19880405032799I](https://openairdocs.org/incident/19880405032799I), Apr 5, 1988: Boeing 737291 (N987UA), Denver, CO. Two aircraft acknowledged the same clearance for cruise altitude went unoticed or challenged by issuing controller.
- [Incident 19870314009739I](https://openairdocs.org/incident/19870314009739I), Mar 14, 1987: Boeing 737291 (N987UA), Lincoln, NE. A flight attendant was burned by hot coffee and required medical assistance.

## Other aircraft with N987UA

- [Cancelled 2020-05-02](https://openairdocs.org/deregistered/N987UA-2020-05-02): University Of Oklahoma UAVRF1250, S/N 0001. Registration expired, pending cancellation. Owner: [Board Of Regents For The University Of Oklahoma](https://openairdocs.org/faa-owner/BOARD%20OF%20REGENTS%20FOR%20THE%20UNIVERSITY%20OF%20OKLAHOMA), [Norman, OK](https://openairdocs.org/faa-place/OK/Norman)

---
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.