Skip to content
KnownTail
Aircraft record

N420US1989 Boeing 737-401

DeregisteredUnclaimedSource: FAA, updated Oct 20, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Jun 27, 2023.

Safety record in brief:No NTSB accidents or incidents since 198221 ADs may apply206 service difficulty reports

Registration
Deregistered
Last based in
North Salt Lake, UT
owner city / state
Engine
CFM56 SERIES · 2200 hp
Cfm Intl.
Owners
1
since 2022
NTSB events
None
since 1982
ADs may apply
21
confirm with A&P
Service reports
206
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Last registered owner
Tvpx Aircraft Solutions INC Trustee
Owner type
Corporation
City, state
North Salt Lake, UT
Certificate issued
Aug 9, 2022
Canceled
Jun 27, 2023
Airworthiness
Standard · Transport
Airworthiness date
Apr 5, 1989

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
737-401
Year
1989
Serial number
23987
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
A4FD72

Engine

Make and model
Cfm Intl. Cfm56 Series
Type
Turbo-fan
Power
2200 hp

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

Ownership history

Ownership history from FAA records
  1. 2022 – 2023Tvpx Aircraft Solutions INC TrusteeNorth Salt Lake, UT

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 (737-401)
2002-20-07 R1Boeing Model 737 Series AirplanesNov 12, 2002Airframe (737-401)
2002-20-07Boeing Model 737 Series AirplanesNov 12, 2002Airframe (737-401)
2001-11-11Boeing Model 737, 747, and 777 Series AirplanesJul 16, 2001Airframe (737-401)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 (737-401)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 (737-401)
2000-22-02 R1Boeing Model 737 Series AirplanesNov 13, 2000Airframe (737-401)
2000-22-02Boeing Model 737 Series AirplanesNov 13, 2000Airframe (737-401)
2000-15-16Boeing Model 737, 757, 767, and 777 Series AirplanesSep 12, 2000Airframe (737-401)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 (737-401)
99-22-16Boeing Model 737 Series AirplanesDec 7, 1999Airframe (737-401)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 (737-401)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 (737-401)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 (737-401)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 (737-401)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 (737-401)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 (737-401)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 (737-401)
97-05-10Boeing Model 737 Series AirplanesMar 19, 1997Airframe (737-401)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 (737-401)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 (737-401)

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

Service Difficulty Reports (206)

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.

  • Lights · battery pack · no testJun 3, 2021

    EMERGENCY EXIT LIGHTS OUT ROW 12. REMOVED AND REPLACED BATTERY ASSY PACK IAW AMM B737-400 33-51-51, OPS CHECK GOOD.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · power supply · no testApr 17, 2021

    EMERGENCY LIGHTS ON L/H SIDE ISLE FROM ROW 20-24 INOP. PERFORMED T/S AND FOUND BAD POWER SUPPLY (M1197). REMOVED AND REPLACED THE POWER SUPPLY M1197 @STA 960L, PERFORMED OPS CHECK OF EMERGENCY LIGHT SYSTEM IAW WDM 33-51-15 AND B737 AMM 33-51-51 AND 33-51-02.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Engine indicating · indicator · malfunctionedOct 21, 2019

    #1 ENGINE EGT SURGE TO 1300'C MULTIPLE TIMES (3 TIMES LESS THAN 1 MINUTE SECOND EACH)

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Lights · battery · dischargedMar 4, 2019

    DISCREPANCY: PASSENGER CABIN - DURING EMERGENCY LIGHT TEST, BATTERY ASSY DID NOT SUPPLY ENOUGH POWER. CORRECTIVE ACTION: REMOVED AND REPLACED 1 EACH BATTERY FOR EMERGENCY LIGHTS AND TEST PASSENGER CABIN LIGHTS IAW ALL 33-51-51 PG. 202 PREFORMED OPS CHECK GOOD IAW AMM 33-51-51 PG 204.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Landing gear · torque link · brokenSep 4, 2018

    DURING LANDING WHEN REVERSE WAS APPLIED THE AIRCRAFT STARTED SHAKING HARD. REMOVED AND REPLACED LT MLG UPPER TORSION LINK PIN, 69-72023-1, AND LOWER, P/N 65-67693-3, TORQUE LINK PER AMM 32-11-51.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fire protection · smoke detector · failedMar 22, 2018

    AFTER TAKEOFF, CLIMBING THROUGH FL060, AFT CARGO FIRE WARNING ILLUMINATED WITH MASTER WARNING LIGHT. CHECKLIST COMPLIED WITH, BOTTLE DISCHARGED, LANDING ACCOMPLISHED. ACCOMPLISHED A VISUAL INSPECTION OF AFT CARGO COMPARTMENT, NO SMOKE OR FIRE DAMAGE FOUND. PERFORMED CARGO SMOKE DETECTOR TEST, TEST…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fire protection · fire warning · activatedFeb 11, 2018

    CLIMBING THROUGH FL230, AFT CARGO FIRE ALARM WENT OFF, COMPLETED CARGO FIRE PROCEDURE PER QRH, RETURNED TO DEPARTURE AIRPORT.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fire protection · fire warning · false activationFeb 11, 2018

    CLIMBING THROUGH FL 230, THE AFT CARGO FIRE ALARM WENT OFF, COMPLETED THE CARGO FIRE PROCEDURE IAW QRH, PEFORMED AIR TURNBACK TO DEPARTURE. PERFORMED CARGO FIRE SUPESSION SYSYTEM OPERATIONAL TEST IAW AMM SUPPLEMENTAL DOC. N-0009-01 AND AMM 29-19-00. SYSTEM TESTS OK.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · battery pack · dischargedOct 25, 2017

    LT ROW 6 THROUGH 9 EMERGENCY LIGHTS INOPERATIVE. REMOVED AND REPLACED BATTERY PACK AT STA. 634L, OPERATION TEST GOOD IAW AMM 33-51-51.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · battery · dischargedAug 2, 2017

    EMERGENCY LIGHT WOULD NOT TEST AT ROWS 20 THRU 24. REMOVED AND REPLACED BATTERY AND SYSTEM CHECKS GOOD.

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

Showing the 10 most recent of 206 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

Request owner name removalReport an error in this record

Claim this airplane