Learjet Inc 60
N405DC is a Learjet Inc 60, a fixed-wing airplane with more than one motor with turbofan engines, built in 2008. It has 11 seats. It is registered to Cos Air LLC, an LLC in Boca Raton, Florida. The registration is valid: it was issued on March 2, 2020 and expires on March 31, 2027. It holds a standard airworthiness certificate for transport, dated November 10, 2008.
Aircraft
- Maker
- Learjet Inc
- Model
- 60 · all 60s and related versions
- Serial number
- 363
- Type
- Fixed-wing, multi-engine
- Power
- Turbofan, 2 motors · P&W Canada PW305A · 4,679 lb thrust
- Seats
- 11
- Year built
- 2008
- Transponder code
- A4BF82 (octal 51137602)
Registration
- Status
- Valid registration
- Certificate issued
- March 2, 2020
- Expires
- March 31, 2027
- Last FAA action
- March 2, 2023
- Airworthiness
- Standard · Transport · November 10, 2008
- FAA region
- Southern
- FAA record id
- 01018498
Owner as the FAA publishes it
- Name
- Cos Air LLC
- Type
- LLC
- Address
- 800 S Ocean Blvd Apt 405
Boca Raton, FL 33432-6366
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 N405DC, 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 Cos Air LLC, an LLC, certificate issued March 2, 2020, expires March 31, 2027. No fractional interest recorded. [1]
Standard certificate for transport, dated November 10, 2008, consistent with the 2008 manufacture year. [1]
No earlier tail number is recorded against serial 363 for this model in the deregistered file. [2]
N405DC was previously assigned to 1 other aircraft: Learjet Inc 60 (serial 064, cancelled March 2, 2020). 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 N405DC. 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