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Aircraft record

N445QS2006 Gulfstream GIV-X (G450)

Registration validUnclaimedSource: FAA, updated Oct 18, 2026

Safety record in brief:No NTSB accidents or incidents since 198214 ADs may apply14 service difficulty reports

Registration
Valid
expires Oct 31, 2027
Based in
Oklahoma City, OK
owner city / state
Owners
1
since 2020
NTSB events
None
since 1982
ADs may apply
14
confirm with A&P
Service reports
14
since 1995

Registration

FAA Aircraft Registry · Oct 18, 2026
Registered owner
Nji Sales INC
Owner type
Corporation
City, state
Oklahoma City, OK
Certificate issued
Oct 30, 2020
Expires
Oct 31, 2027
Airworthiness
Standard · Transport
Airworthiness date
Jan 11, 2006

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
Gulfstream
Model
GIV-X (G450)
Year
2006
Serial number
4037
Aircraft type
Fixed wing multi engine
Category
Land
Certification
Type Certificated
Seats
22
Engines
2
Max takeoff weight
20,000 and over lb
Mode S code
A55E9F

Engine

Make and model
Rolls-Royc Tay 611ser
Type
Turbo-fan
Power
12,450 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. 2020 – nowNji Sales INCOklahoma City, OK · current

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.

Accident history for this model

ADs published since 1998 that may apply (14)

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
2023-08-03Flight ControlsJun 20, 2023Airframe (GIV-X (G450))Certain serial numbers: G-1159A 385; G-1159A 387; G-1159A 388; G-1159A 390–498; G-1159B 009; G-1159B 016; …
2019-20-08Flight Controls; 32, Landing Gear; 52, Doors; 53, Fuselage; 55, Stabilizers; 57, Wings; 71, Power Plant-General; and 78, Engine ExhaustDec 13, 2019Airframe (GIV-X (G450))Certain serial numbers: G-IV 1000–1535; GIV-X 4001–4363
2018-09-04Landing GearJun 11, 2018Airframe (GIV-X (G450))Certain serial numbers: G-IV 1000–1399; G-IV 1400–1535; GIV-X 4001–4355. Only with: G-IV S/Ns 1000 through 1399 only if Aircraft Service Change (ASC) 416A (MSG-3) is incorporated.
2017-26-05WingsJan 25, 2018Airframe (GIV-X (G450))Certain serial numbers: G-1159A 460; G-IV 1129; G-IV 1151; G-IV 1167; G-IV 1175; G-IV 1214; …
2017-20-08Airborne Auxiliary Power; and 53, FuselageNov 6, 2017Airframe (GIV-X (G450))Certain serial numbers: G-IV 1000–on; GIV-X 4001–on; GV 501–on; GV-SP 5001–on; GVI 6001–on
Show all 14 ADs
ADSubjectEffectiveApplies to
2016-18-11Landing gearSep 23, 2016Airframe (GIV-X (G450))Certain serial numbers: GIV-X 4001–4350; GV-SP 5001–5542
2012-25-07Flight controlsDec 17, 2012Airframe (GIV-X (G450))Certain serial numbers: GIV-X 4001–4271
2012-13-12Flight controlsAug 1, 2012Airframe (GIV-X (G450))Certain serial numbers: G-IV 1265; G-IV 1286; G-IV 1298; G-IV 1301; G-IV 1347; G-IV 1372; …
2007-12-25Gulfstream Model GIV-X, GV, and GV-SP Series AirplanesJul 5, 2007Airframe (GIV-X (G450))Serial numbers per Gulfstream G350/G450 Alert Customer Bulletin Number 5, GV Alert Customer Bulletin Number 26, G500/G550 Alert Customer Bulletin Number 7, all dated April 11, 2007 (Table 1 of this AD)
2006-04-13 R1Gulfstream Model GIV-X and GV-SP Series AirplanesMar 13, 2006Airframe (GIV-X (G450))Certain serial numbers: GIV-X 4001–on; GV-SP 5001–on. Only with: Gulfstream Modification ASC-904 or production equivalent incorporated.
2004-08-08Gulfstream Model G-IV Series AirplanesMay 24, 2004Airframe (GIV-X (G450))Certain serial numbers: 1000–1359
2001-26-07Gulfstream Model G-IV Series AirplanesJan 11, 2002Airframe (GIV-X (G450))Certain serial numbers: G-IV 1253–1464
2001-08-13Gulfstream Model G-1159, G-1159A, G-1159B, G-IV, and G-V Series AirplanesMay 10, 2001Airframe (GIV-X (G450))Serial numbers per Gulfstream Alert Customer Bulletins No. 27 (G-II/IIB), No. 13 (G-III), No. 27 (G-IV), No. 12 (G-V), dated March 20, 2001
2000-07-25Gulfstream Model G-IV Series AirplanesMay 1, 2000Airframe (GIV-X (G450))Certain serial numbers: G-IV 1000–1404

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

Service Difficulty Reports (14)

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.

  • Fire protection · fault message · illuminatedFeb 16, 2021

    FIRE DETECTION LOOP FAULT CAS: DURING FLIGHT AMBER CAS "FIRE DETECTION LOOP FAULT" AND FIRE DETECTION, LEFT, LOOP A, FAULT ILLUMINATED. FOLLOWED QRH PROCEDURE. REPEAT WRITEUP

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fire protection · control unit · faultedFeb 16, 2021

    FIRE DETECTION LOOP FAULT CAS: DURING FLIGHT AMBER CAS "FIRE DETECTION LOOP FAULT" AND FIRE DETECTION, LEFT, LOOP A, FAULT ILLUMINATED. FOLLOWED QRH PROCEDURE. REPEAT WRITEUP // SIGN OFF // REMOVED AND REPLACED L/H FIRE DETECTION CONTROL UNIT IAW GULFSTREAM G450 AMM 26-15-01. PERFORMED ADJUSTMENT…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Wings · winglet · corrodedJul 19, 2018

    R/H WINGLET BORES V11, V15 AND V16 MEASURE .880 AND HAVE PITTING IN BORES THAT REQUIRE MAJOR REPAIR.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Stabilizers · attach angle · corrodedJul 19, 2018

    FOUND CORROSION ALONG UPPER SIDE OF LT HORIZONTAL REAR BEAM (INTERNAL) ATTACH ANGLES AT SEVERAL LOCATIONS WHICH REQUIRES REPLACEMENT OF CAP ANGLE.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Stabilizers · attach angle · corrodedJul 19, 2018

    FOUND CORROSION ALONG UPPER SIDE OF RT HORIZONTAL REAR BEAM (INTERNAL) ATTACH ANGLES AT SEVERAL LOCATIONS WHICH REQUIRES REPLACEMENT OF CAP ANGLE.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Stabilizers · attach angle · corrodedJul 19, 2018

    FOUND CORROSION ALONG LOWER SIDE OF RT HORIZONTAL REAR BEAM (INTERNAL) ATTACH ANGLES AT SEVERAL LOCATIONS WHICH REQUIRES REPLACEMENT OF CAP ANGLE.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Stabilizers · attach angle · corrodedJul 19, 2018

    FOUND CORROSION ALONG LOWER SIDE OF LT HORIZONTAL REAR BEAM (INTERNAL) ATTACH ANGLES AT SEVERAL LOCATIONS WHICH REQUIRES REPLACEMENT OF CAP ANGLE.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Stabilizers · hinge · corrodedMay 2, 2018

    RT ELEVATOR NR 4 HINGE BLEEDING RUST AND BEARING SLOPPY.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Air conditioning and pressurization · unknown · odorAug 7, 2017

    SHORTLY AFTER TAKE OFF, VERY STRONG CHEMICAL ODOR FILLED THE CABIN. ODOR DISSIPATES WHEN RIGHT PACK SELECTED OFF.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Air conditioning and pressurization · reservoir · leakingJul 20, 2017

    VERY STRONG ODOR ON T/O FOR 2MIN .. ON DESCENT FOR ENTIRE TIME. CHEMICAL LIKE SMELL THAT U COULD TASTE AND BURNS EYES. ISOLATED ODOR TO RH PACK. RESOLUTION: R/HAND PACK OUTLET DUCTING FOUND TO BE CONTAMINATED WITH SKYDROL FROM LEAKING RESERVOIR. DUCTING REPLACED WITH NEW ITEM AND AIR CONDITIONING…

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

Showing the 10 most recent of 14 reports.

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 18, 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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