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Aircraft record

N403YK1992 Boeing 737-436

Registration validUnclaimedSource: FAA, updated Oct 17, 2026

Safety record in brief:No NTSB accidents or incidents since 198221 ADs may apply53 service difficulty reports

Registration
Valid
expires Aug 31, 2029
Based in
Anchorage, AK
owner city / state
Engine
CFM56 SERIES · 9,800 lb thrust
Ge
Owners
1
since 2019
NTSB events
None
since 1982
ADs may apply
21
confirm with A&P
Service reports
53
since 1995

Registration

FAA Aircraft Registry · Oct 17, 2026
Registered owner
Northern Air Cargo LLC
Owner type
LLC
City, state
Anchorage, AK
Certificate issued
Aug 22, 2019
Expires
Aug 31, 2029
Airworthiness
Standard · Transport
Airworthiness date
Jul 11, 2019

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
737-436
Year
1992
Serial number
25842
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
A4B9F6

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. 2019 – nowNorthern Air Cargo LLCAnchorage, AK · current

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 17, 2026 · SDRs · Oct 16, 2026

NTSB events (0)

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

Accident history for this model

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 (737-436)
2002-20-07 R1Boeing Model 737 Series AirplanesNov 12, 2002Airframe (737-436)
2002-20-07Boeing Model 737 Series AirplanesNov 12, 2002Airframe (737-436)
2001-11-11Boeing Model 737, 747, and 777 Series AirplanesJul 16, 2001Airframe (737-436)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 (737-436)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 (737-436)
2000-22-02 R1Boeing Model 737 Series AirplanesNov 13, 2000Airframe (737-436)
2000-22-02Boeing Model 737 Series AirplanesNov 13, 2000Airframe (737-436)
2000-15-16Boeing Model 737, 757, 767, and 777 Series AirplanesSep 12, 2000Airframe (737-436)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 (737-436)
99-22-16Boeing Model 737 Series AirplanesDec 7, 1999Airframe (737-436)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 (737-436)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 (737-436)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 (737-436)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 (737-436)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 (737-436)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 (737-436)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 (737-436)
97-05-10Boeing Model 737 Series AirplanesMar 19, 1997Airframe (737-436)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 (737-436)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 (737-436)

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

Service Difficulty Reports (53)

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 · crackedAug 27, 2024

    WHILE PERFORMING A DVI FOR AN UNRELATED EO, FOUND A 7/8 INCH FUSELAGE SKIN CRACK BELOW STR 22L AND BS 7278+2 3/8, CONFIRMED WITH EDDY CURRENT. ACCOMPLISHED EO 737-53-0360, REFERENCE ATTACHED PROJECT WORKSHEET.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · battery pack · dischargedFeb 21, 2024

    RECHARGE EMERGENCY LIGHTS BATTERY PACKS , FOUND EMERGENCY LIGHTS BATTERY PACK MALFUNCTION , PACK:M01132. REPLACE THE EMER BATTERY PACK AND TEST NORMAL REF AMM 33-51-51-962-015 REV98

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Lights · battery · dischargedFeb 21, 2024

    RECHARGE EMERGENCY LIGHTS BATTERY PACKS , FOUND EMERGENCY LIGHTS BATTERY PACK MALFUNCTION , PACK:M01133. REPLACE THE EMER BATTERY PACK AND TEST NORMAL REF AMM 33-51-51-962-015 REV98

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Fuselage · seat track · crackedFeb 21, 2024

    PILOT SEAT TRACK CRACK ON FWD INBORD, LOCATED END OF TRACK AROUND FWD STOP SCREW HOLE. 1. REMOVE PILOT SEAT CRACK TRACK 2. INSTALL PILOT SEAT NEW TRACK COMPLETED REF: AMM 53-42-00 P1. 20-50-11 PAGE 201 R98 PME: 006162 DUE DATE: JUL 06 2024

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Wings · skin · crackedFeb 6, 2024

    THE CRACK WAS FOUND AT #3 SLAT OUTER SKIN SS.S. 88.4 AND S.S. 94.4 AREA. PERFORMED REPAIR AT #3 SLAT OUTER SKIN 55.88.4 & 94.4 AREA. I.A.W. B737-400 SSRM 57-43-01 REPAIR 6 PAGE 201-205 (REV.115) & DMG 65C26603

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · skin · crackedFeb 2, 2024

    ACCORDING TO AD 2019-08-03 INTERNAL OPEN HOLE HFEC INSPECTION , 2 EA FASTENERS HOLE SKIN CRACKED(UP L: 0.4" LOWER L:0.35") AT BS380 IB CHORD BETWEEN S20L AND S21L. REPAIRED DAMAGED CHORD AT BS 380L BETWEEN STRANGER S21 & S22 AS PER NAC EO 737-53-3507 REV. IR SEE ATTACHED.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · skin · dentedFeb 1, 2024

    DENT (3.2" X 2.0" IN AREA, MAX. DEPTH= 0.080") AT BS STA 1148, RBL+4". PERFORM PERMANENT REPAIR AT BS STA 1148 RBL+4" PER NAC EO737-53-0336

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · web · crackedFeb 1, 2024

    A CRACK AT WEB FASTERNER HOLE, STA 710 LBL 0.07, LENTH:0.250". 1. REMOVE THE STIFFENER & FILLER 2. CUT-OUT THE WEB FROM DAMAGED AREA 3. INSTALL REPAIR KIT (NEW, DOACER & WEB) 4. ALL ASSY REINSTALL WITH SEALANT PER: SB 737-57-1210 FIG 5 PAGE 86, PEMCO EA PD 37-53-3512, REV IR AND FAA 8110-3 REF…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Wings · skin · corrodedJan 30, 2024

    DURING NRC:CA1528/152 , CORROSION WAS FOUND AT LH WING UPPER SURFACE , WBL79 , S-11 AREA. REMOVED CORROSION LEVEL 2 AT LH WING UPPER SURFACE WBL 83,S11 AREA FROM P/N 65C25204-15 ORIGINAL THICKNESS 0.160" REMOVES 0.028"AND REMAINING THICKNESS IS 0.132" IS OVER LIMITS PER B737-400 SRM 57-20-01…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Wings · skin · crackedJan 29, 2024

    THE CRACK WAS FOUND AT #1 SLAT OUTER SKIN S.S.299.53 ,L:0.1 INCH. PERFORMED REPAIR AT #1 SLAT OUTER SKIN 5.5.299.53, L: 0.1INCH. I.A.W.B737-400 SRM 57-43-01 REPAIR 6 PAGE 201-205 (REV.115) & DWG 65C26601

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

Showing the 10 most recent of 53 reports.

Related aircraft

Show all 8 related aircraft
All 6 registered Boeing 737-436 aircraft

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 17, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 17, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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