Gulfstream Aerospace GIV-X (G450)
N58AJ is a Gulfstream Aerospace GIV-X (G450), a fixed-wing airplane with more than one motor with turbofan engines, built in 2010. It has 22 seats. It is registered to SE Sfj LLC, an LLC in Great Neck, New York. The registration is valid: it was issued on June 15, 2022 and expires on June 30, 2029. It holds an experimental airworthiness certificate for research and development; to show compliance with regulations, dated March 11, 2010.
Aircraft
- Maker
- Gulfstream Aerospace
- Model
- GIV-X (G450) · all GIV-X (G450)s and related versions
- Serial number
- 4188
- Type
- Fixed-wing, multi-engine
- Power
- Turbofan, 2 motors · Rolls-Royc TAY 611-8C · 13,850 lb thrust
- Seats
- 22
- Year built
- 2010
- Transponder code
- A77398 (octal 51671630)
Registration
- Status
- Valid registration
- Certificate issued
- June 15, 2022
- Expires
- June 30, 2029
- Last FAA action
- February 4, 2026
- Airworthiness
- Experimental · Research and development; To show compliance with regulations · March 11, 2010
- FAA region
- Eastern
- FAA record id
- 01025194
Owner as the FAA publishes it
- Name
- SE Sfj LLC
- Type
- LLC
- Address
- 111 Great Neck Rd
Great Neck, NY 11021-5400
Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.
Documents on file 0
No bills of sale, loans or other documents are indexed against this tail number.
Earlier use of this number 1
Records check free · 1 to understand · 4 clear
The public federal record on N58AJ, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.
Valid registration to SE Sfj LLC, an LLC, certificate issued June 15, 2022, expires June 30, 2029. No fractional interest recorded. [1]
Experimental certificate for research and development; to show compliance with regulations, dated March 11, 2010, consistent with the 2010 manufacture year. [1]
No earlier tail number is recorded against serial 4188 for this model in the deregistered file. [2]
N58AJ was previously assigned to 1 other aircraft: Boeing 727-235 (serial 19464, cancelled December 6, 1982). Histories keyed to the tail number alone can mix aircraft up; this check keys on the serial number. [2]
No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]
No NTSB investigation records located under N58AJ. CLEAR means the query ran and returned nothing, not that nothing ever happened. [4]
These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.
AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.
- FAA Releasable Aircraft Database, master file, file of October 2, 2026. registry.faa.gov/
- FAA deregistered aircraft file (part of the same download), file of October 2, 2026. registry.faa.gov/
- FAA document index: registry documents received in recent weeks, file of October 2, 2026. registry.faa.gov/
- NTSB aviation accident database (CAROL), records through August 27, 2026. data.ntsb.gov/carol-main-public/basic-search
This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this record on the FAA site · This record as data