Midsize jet

N7SN

Learjet 45 / 75 / 40

Registered No accidents on file
Built
—
Serial
591
Class
Midsize jet
Engines
2
Status
Current as of October 2026
Registered owner
Sevenson Environmental Services Inc (Corporation)
Based
Niagara Falls, NY
Registration record

N7SN on the FAA register

Type
Learjet 45 / 75 / 40
Serial
591
Engines
2
Registered owner
Sevenson Environmental Services Inc
Niagara Falls, NY
Certificate issued
2020-08-07
Airworthiness date
—
Registration expires
2027-08-31
Airworthiness class
—
Mode S (hex)
A95179
Mode S (octal)
52250571
Seats (type)
12
Weight class
20,000 lb and over
Status
Current as of October 2026
Registry history

Timeline

  • 2027-08-31
    Registration expires (renewal due).
  • 2020-08-07
    Certificate of registration issued as N7SN.
Overview

About N7SN

N7SN is a Learjet 45 / 75 / 40, serial number 591. The FAA register lists Sevenson Environmental Services Inc as the registrant in Niagara Falls, New York. The current certificate of registration was issued on August 7, 2020 and expires on August 31, 2027.

The FAA aircraft reference file describes the type as a midsize jet and 12 seats.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N7SN.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N7SN.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.