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Aircraft record

N996UA1981 Boeing 737-291

DeregisteredUnclaimedSource: FAA, updated Oct 19, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Jul 30, 2003.

Safety record in brief:No NTSB accidents or incidents since 198221 ADs may apply12 service difficulty reports

Registration
Deregistered
Last based in
Arlington Heights, IL
owner city / state
Engine
JT8D-17 SER · 16,000 lb thrust
P & W
Owners
1
since 1995
NTSB events
None
since 1982
ADs may apply
21
confirm with A&P
Service reports
12
since 1995

Registration

FAA Aircraft Registry · Oct 19, 2026
Last registered owner
United Air Lines INC
Owner type
Corporation
City, state
Arlington Heights, IL
Certificate issued
Nov 14, 1995
Canceled
Jul 30, 2003
Airworthiness
Standard · Transport
Airworthiness date
Feb 25, 1981

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer
Boeing
Model
737-291
Year
1981
Serial number
22456
Aircraft type
Fixed wing multi engine
Category
Land
Certification
Type Certificated
Seats
134
Engines
2
Max takeoff weight
20,000 and over lb
Mode S code
ADEAB0

Engine

Make and model
P & W Jt8d-17 Ser
Type
Turbo-fan
Power
16,000 lb thrust

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 1995 – 2003United Air Lines INCArlington Heights, IL

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 18, 2026 · SDRs · Oct 16, 2026

NTSB events (0)

No NTSB accidents or incidents found for this airframe since 1982.

ADs published since 1998 that may apply (21)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

ADSubjectEffectiveApplies to
2019-14-02Hydraulic powerAug 27, 2019Airframe (737-291)
2002-20-07 R1Boeing Model 737 Series AirplanesNov 12, 2002Airframe (737-291)
2002-20-07Boeing Model 737 Series AirplanesNov 12, 2002Airframe (737-291)
2001-11-11Boeing Model 737, 747, and 777 Series AirplanesJul 16, 2001Airframe (737-291)Serial numbers per Boeing Service Bulletins 737-25-1371 Rev 2, 737-25-1407, 747-25-3196 Rev 1, 777-25-0111 Rev 1
2001-10-14Boeing Model 737, 747, 757, 767, and 777 Series AirplanesJun 8, 2001Airframe (737-291)Serial numbers per Boeing Special Attention Service Bulletins 737-35-1076, 737-35-1077, 747-35-2111, 757-35-0021, 757-35-0022, 767-35-0043, 767-35-0044, 777-35-0008, all dated March 1, 2001. Only with: Equipped with chemical oxygen generators.
Show all 21 ADs
ADSubjectEffectiveApplies to
2001-08-24Boeing Model 737 Series AirplanesMay 10, 2001Airframe (737-291)
2000-22-02 R1Boeing Model 737 Series AirplanesNov 13, 2000Airframe (737-291)
2000-22-02Boeing Model 737 Series AirplanesNov 13, 2000Airframe (737-291)
2000-15-16Boeing Model 737, 757, 767, and 777 Series AirplanesSep 12, 2000Airframe (737-291)Certain serial numbers: 737 1–2984; 757 1–798; 767 1–682; 777 1–083. Only with: Ranges are line numbers; equipped with Puritan-Bennett passenger and flight attendant oxygen masks as listed in Boeing Service Bulletins 737-35-1049, 757-35-0014, 767-35-0033, or 777-35-0005.
99-11-05Boeing Model 737 Series AirplanesJun 28, 1999Airframe (737-291)
99-22-16Boeing Model 737 Series AirplanesDec 7, 1999Airframe (737-291)Serial numbers per Boeing Service Bulletin 737-52-1128, dated April 22, 1999, or Boeing Service Bulletin 737-52-1137, dated May 13, 1999
98-13-12 R1Boeing Model 737, 747, 757, 767, and 777 Series AirplanesDec 28, 1998Airframe (737-291)Serial numbers per Boeing Alert Service Bulletins 737-27A1212, 747-27A2368 Revision 2, 757-27A0128, 767-27A0156, 777-27A0029 Revision 1
98-22-10Boeing Model 737 Series AirplanesNov 12, 1998Airframe (737-291)Serial numbers per Boeing Service Bulletin 737-53A1108, Revision 5, dated October 26, 1989
98-18-20Boeing Model 727 and Model 737 Series Airplanes Equipped with J.C. Carter Company Fuel…Oct 21, 1998Airframe (737-291)Only with: Equipped with J.C. Carter Company fuel valve actuators P/N 40574-2 (Kearfott Models 3715-7 and -8) or 40574-5 (Kearfott Model 3715-9).
98-13-12Boeing Model 737, 747, 757, 767, and 777 Series AirplanesJul 6, 1998Airframe (737-291)Serial numbers per Boeing Alert Service Bulletins 737-27A1212, 747-27A2368, 757-27A0128, 767-27A0156, and 777-27A0029, dated March 26, 1998
98-03-10Boeing Model 737, 747, 757, and 767 Series AirplanesFeb 19, 1998Airframe (737-291)Certain serial numbers: 737 1–2836; 747 1–1104; 757 1–731; 767 1–642. Only with: Equipped with non-powered IPECO pilots' seats; ranges are line position numbers.
97-22-07Boeing Model 737 Series AirplanesNov 12, 1997Airframe (737-291)Certain serial numbers: 737 292–2565. Only with: Limited to airplanes with line numbers 292 through 2565 inclusive.
97-18-06Boeing Model 737 Series AirplanesNov 12, 1997Airframe (737-291)
97-05-10Boeing Model 737 Series AirplanesMar 19, 1997Airframe (737-291)Only with: Having a main rudder power control unit (PCU) identified in Boeing Service Letter 737-SL-27-112-B, dated February 6, 1997.
97-04-01Boeing Model 737 Series AirplanesMar 21, 1997Airframe (737-291)Serial numbers per Boeing Service Bulletin 737-27-1155, dated October 26, 1989, as revised by Notices of Status Change 737-27-1155NSC1, NSC2, and NSC3
95-23-10Boeing Model 737 Series AirplanesDec 13, 1995Airframe (737-291)

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (12)

Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.

  • Fuselage · doubler · crackedMay 20, 2001

    PREVIOUS FRAME REPAIR CRACKED AT BS 420, STR 23L. REPLACED REPAIR DOUBLER. MAJOR REPAIR ACCOMPLISHED.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · web · crackedMay 20, 2001

    FLOOR PRESSURE WEB CRACKED AT BS 1004, LBL 40, WL 208. REMOVED AND REPLACED WEB. MAJOR REPAIR ACCOMPLISHED.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · floorbeam · crackedMay 16, 2001

    FLOORBEAM CRACKED AT FLOOR LEVEL AT BS 663, BL 0. REMOVED DAMAGED AREA. ACCOMPLISHED SPLICE REPAIR. MAJOR REPAIR ACCOMPLISHED.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Fuselage · floorbeam · crackedMay 8, 2001

    FLOOR BEAM WEB CRACKED IN TWO PLACES. STA 706-716 BL 0. INSTALLED DOUBLER.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · skin · crackedMay 4, 2001

    FUSELAGE SKIN CRACKED BETWEEN WL 207 AND 218 AT RBL 5.7. REMOVED DAMAGE AND INSTALLED REPAIR PER SRM 53-10-11.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Hydraulic power · check valve · restrictedFeb 20, 2001

    RETURNED TO FIELD DUE TO LOSS OF THE B-SYSTEM HYDRAULICS. *S/D* FOUND B-SYSTEM RESERVOIR CHECK VALVE FAILED AND RESTRICTING FLOW. REPLACED BOTH RESERVOIR CHECK VALVES. SERVICED HYDRAULICS TO FULL AND LEAKED CHECKED GOOD.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Engine · engine · malfunctionedJan 10, 2001

    UNCOMMANDED POWER LOSS IN ENGINE NR 2. *S/D* REPLACED THE NR 2 ENGINE.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fire protection · fire loop · damagedJul 1, 2000

    OVERHEAT WARNING LIGHT ON. *S/D* REPLACED LOWER OVERHEAT SENSING LOOP ON NR 1 ENGINE PER MM 26-11-04. SYSTEM WAS TESTED NORMAL PER MM 26-12-02.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Indicating and recording systems · flight recorder · failedAug 29, 1999

    CREW REPORTS A BURNING SMELL IN THE AFT GALLEY AREA. *S/D* THE SMELL WAS FOUND TO BE COMING FROM THE FLIGHT DATA RECORDER. REPLACED THE FLIGHT DATA RECORDER. NO DAMAGED WIRING OR SIGNS OF FIRE WERE FOUND IN THE VICINITY OF THE RECORDER.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Navigation · tr unit · malfunctionedJan 29, 1999

    WEATHER RADAR DISPLAY WAS INCONSISTENT. *S/D* WEAK MESSAGE DURING SYSTEM TEST. REPLACED TRANSCEIVER TO CORRECT FOR 80 MILE RANGE. ALL GREEN RETURNS, OPS CHECK OK.

    From FAA Service Difficulty Reports; matched by N-number and serial number.

Showing the 10 most recent of 12 reports.

Related aircraft

Show all 8 related aircraft

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 19, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 18, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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