Skip to content
Illustration of a Learjet 75. Not a photo of N7SN.
Illustration of the Learjet 75, not a photo of N7SN.

N7SN Learjet 75

Serial number 591. Registered to Sevenson Environmental Services Inc, Niagara Falls, NY, US.

  • 9Seats
  • 2,040 nmRange
  • 51,000 ftCeiling
Learjet 75: specs, US fleet and every tail number

INSIDE

The Learjet 75 cabin.

Illustrations of a representative Learjet 75 cabin, not N7SN’s. Every aircraft’s completion differs. Explore the Learjet 75 interior and layout. Learjet 75 interior: cabin size and seat map.

Illustration of a Learjet 75 type cabin, 59 inches high and 61 inches wide, with eight passenger chairs in two facing clubs
A representative Learjet 75 cabin.
Top-down view of a Learjet 75 cabin. Illustrative 8-passenger layout: two facing four-seat clubs, forward galley and pocket door, aft lavatory.
Illustrative 8-passenger layout: two facing four-seat clubs, forward galley and pocket door, aft lavatory.

SPECIFICATIONS

Learjet 75 specs

Published figures for the type, from public sources. A given aircraft varies with its completion, weight and mods.

Full Learjet 75 specs, range and cabin

Model
Learjet 75
Serial number
591
Engines
2 × Honeywell TFE731-40BR
Thrust
3,850 lbf each
Seats
Up to 9
Range
2,040 nm
Published Mach
0.81
Ceiling
51,000 ft
ICAO type
LJ75

THE AIRCRAFT’S LIFE

N7SN on the registry.

Registration events from FAA records, compiled October 2026. Maintenance, damage and component history live in the logbooks, not the registry.

  1. Sevenson Environmental Services Inc

    Certificate of registration issued as N7SN.

    FAA registry

FAA REGISTRATION

Registration details

Registration
N7SN
Status
Current as of October 2026
Certificate issued
Aug 7, 2020
Last FAA action
Mar 10, 2023
Registration expires
Aug 31, 2027
Mode S code (hex)
A95179
Aircraft category
Light jet
Weight class
Over 20,000lbs

From FAA registry data as of October 2026. Check the FAA registry for the current record.

OWNERSHIP

Registered owner

Sevenson Environmental Services Inc

Corporation · Niagara Falls, NY, US

ESTIMATED VALUE

What N7SN might be worth

No type-level range

The build year is not established for this registration, so Radar cannot calculate an age-based value range or depreciation forecast. Total time, condition, equipment and the completeness of the logbooks set what one is worth.

Open the aircraft value tool

EQUIPMENT AND HISTORY

As reported in public sources

Avionics
Garmin G5000 (standard on the type)
Cabin
The published type cabin is 59 inches high and 61 inches wide.

Listings and registries are not the logbooks. A pre-buy confirms equipment, program status and damage history from the records themselves.

RESEARCH NOTES

About N7SN

Compiled with AI assistance from the public sources listed below, October 2026. Not checked against the aircraft's logbooks.

Overview

N7SN is a Learjet 75, serial number 591. The FAA record names Sevenson Environmental Services Inc as the registrant. The registration identifies this airframe. Published figures describe the aircraft type and do not establish this aircraft's installed equipment.

The type

The aircraft is classified as a light jet, with type designator LJ75. Published engine figures for the type are 2 Honeywell TFE731-40BR engines, each rated at 3,850 lbf. These figures do not confirm the engines currently installed in this airframe. The published type cabin is 59 inches high and 61 inches wide. The type's standard flight deck is Garmin G5000. The published ceiling is 51,000 feet. Actual performance depends on configuration and operating conditions.

Registry facts

The FAA lists the make as LEARJET INC and the model as 45. Its certificate of registration was issued on August 7, 2020.

SOURCES

Where this page comes from

Built from FAA registry records, manufacturer specifications, and public flight-tracking and market data, compiled October 2026. Values come from Radar’s aircraft value model. Owners and operators can ask for a correction or removal.

BUYING, SELLING OR FINANCING

What to check before a deal