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Aircraft record

N518AU1987 Boeing 737-3B7

DeregisteredUnclaimedSource: FAA, updated Oct 20, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Oct 10, 2008.

Safety record in brief:No NTSB accidents or incidents since 198221 ADs may apply87 service difficulty reports

Registration
Deregistered
Last based in
Wilmington, DE
owner city / state
Engine
CFM56 SERIES · 9,800 lb thrust
Ge
Owners
1
since 2006
NTSB events
None
since 1982
ADs may apply
21
confirm with A&P
Service reports
87
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Last registered owner
737 Portfolio Trust
Owner type
Corporation
City, state
Wilmington, DE
Certificate issued
Oct 24, 2006
Canceled
Oct 10, 2008
Airworthiness
Standard · Transport
Airworthiness date
Dec 23, 1987

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
737-3B7
Year
1987
Serial number
23704
Aircraft type
Fixed wing multi engine
Category
Land
Certification
Type Certificated
Seats
149
Engines
2
Max takeoff weight
20,000 and over lb
Mode S code
A67F3A

Engine

Make and model
Ge Cfm56 Series
Type
Turbo-fan
Power
9,800 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. 2006 – 2008737 Portfolio TrustWilmington, DE

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 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 (737-3B7)
2002-20-07 R1Boeing Model 737 Series AirplanesNov 12, 2002Airframe (737-3B7)
2002-20-07Boeing Model 737 Series AirplanesNov 12, 2002Airframe (737-3B7)
2001-11-11Boeing Model 737, 747, and 777 Series AirplanesJul 16, 2001Airframe (737-3B7)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 (737-3B7)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 (737-3B7)
2000-22-02 R1Boeing Model 737 Series AirplanesNov 13, 2000Airframe (737-3B7)
2000-22-02Boeing Model 737 Series AirplanesNov 13, 2000Airframe (737-3B7)
2000-15-16Boeing Model 737, 757, 767, and 777 Series AirplanesSep 12, 2000Airframe (737-3B7)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 (737-3B7)
99-22-16Boeing Model 737 Series AirplanesDec 7, 1999Airframe (737-3B7)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 (737-3B7)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 (737-3B7)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 (737-3B7)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 (737-3B7)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 (737-3B7)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 (737-3B7)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 (737-3B7)
97-05-10Boeing Model 737 Series AirplanesMar 19, 1997Airframe (737-3B7)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 (737-3B7)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 (737-3B7)

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

Service Difficulty Reports (87)

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 · skin · crackedJul 8, 2008

    CLT RON MAJOR REPAIR LOG 4390633- FUSELAGE SKIN CRACKED AT BS 727E, S-24R. REPAIRED FUSELAGE SKIN AT BS727E, S-24R IAW B737 SRM 53-00-01 AND US AIRWAYS TYPICAL REPAIR 53-33. (B)

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · stringer · corrodedSep 8, 2007

    CLT - MAJOR REPAIR - C-5 CHECK, LEVEL 2 CORROSION ON STRINGER, BS 1006 - BS 1016, RBL 8. REPAIRED STRINGER, BS 1006 - BS 1016, RBL 8 IAW B737-300 SRM 51-10-02.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Stabilizers · fitting · crackedSep 7, 2007

    CLT - MAJOR REPAIR - C-5 CHECK, LEFT HAND HORIZONTAL STABILIZER CENTER SECTION THRUST BEAM CORNER FITTING CRACKED, STABILIZER STATION 83.05. REPLACED LEFT HAND HORIZONTAL STABILIZER CENTER SECTION THRUST BEAM CORNER FITTING, STABILIZER STATION 83.05 IAW B737-300 SRM 51-40-02.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Fuselage · floorbeam · corrodedSep 7, 2007

    CLT - MAJOR REPAIR - C-5 CHECK, LEVEL 2 CORROSION ON FLOORBEAM, BS 986, LBL 10. REPAIRED FLOORBEAM, BS 986, LBL 10 IAW USAIRWAYS TYPICAL REPAIR 53-10-05B.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Doors · skin · crackedSep 4, 2007

    CLT - MAJOR REPAIR - C-5 CHECK, FORWARD SERVICE DOOR EXTERIOR SKIN CRACKED AT UPPER HINGE CUTOUT. REPAIRED FORWARD SERVICE DOOR EXTERIOR SKIN AT UPPER HINGE CUTOUT IAW USAIRWAYS TYPICAL REPAIR 52-10-13.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · frame · crackedJun 28, 2007

    FOUND BS 847 RBL 36. REPAIRED PER SRM 51-40-02, DEFECT SIZE: 1/16".

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · wire · brokenJun 7, 2007

    PIT - MAINTENANCE REPORTED THE SEAT MOUNTED EMERGENCY LIGHT AT SEAT 7ABC BROKEN/INOPERATIVE. MAINTENANCE REPAIRED WIRES ON SEAT MOUNTED EMERGENCY LIGHT AT SEAT 7ABC. OPERATIONAL CHECK GOOD.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · skin · crackedApr 23, 2007

    CRACK FOUND AT STA 727D + 18" AND S24L. INSTALLED DOUBLER PER SRM 53-00-01 AND TR 53-60-03A.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · door frame · crackedOct 13, 2006

    FWD CARGO DOOR FWD FRAME AT LOWER DOOR STOP BS 440 S23R CRACK. INSTALLED DOUBLER AND FILLERS IAW EA 98153, DEFECT SIZE: .25 INCH.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · battery pack · dischargedAug 29, 2006

    DCA - MAINTENANCE REPORTED THE FORWARD SERVICE DOOR EMERGENCY EXIT LIGHT INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK. OPERATIONAL CHECK GOOD.

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

Showing the 10 most recent of 87 reports.

Related aircraft

Show all 8 related aircraft

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 20, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 20, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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