Staging copy. The live site is at https://staging.data.eflight.com.
eFlight RegistryFAA data, updated daily
Registered aircraft · FAA record as of September 25, 2026
N405DC

Learjet Inc 60

Valid Florida

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
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

2020-03-02Learjet Inc 60 · Valid registration

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data