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Illustration of a original Learjet 31. Not a photo of N77779.
Illustration of the original Learjet 31, not a photo of N77779. Original Learjet 31 reference for the qualified source cohort. Installed modifications, equipment and cabin completion vary.

N77779 Learjet 31 (certified family)

Serial number 005. Registered to FTW Investment Group Inc, Wilmington, DE, US.

Learjet 31 (certified family): specs, US fleet and every tail number

INSIDE

The Original Learjet 31 seven-passenger example cabin.

Illustrations of a representative Original Learjet 31 seven-passenger example cabin, not N77779’s. Every aircraft’s completion differs. Original Learjet 31 reference for the qualified source cohort. Installed modifications, equipment and cabin completion vary. Explore the Learjet 31 (certified family) interior and layout. Learjet 31 (certified family) interior: cabin size and seat map.

Representative original Learjet 31 cabin illustration. Actual interiors vary.
A representative Original Learjet 31 seven-passenger example cabin.
Top-down view of a Original Learjet 31 seven-passenger example cabin. Documented representative club arrangement: four chairs and a three-place aft bench. Crew and separate belted lavatory excluded. Actual completion and swivel-chair orientation vary.
Documented representative club arrangement: four chairs and a three-place aft bench. Crew and separate belted lavatory excluded. Actual completion and swivel-chair orientation vary.

SPECIFICATIONS

Learjet 31 (certified family) specs

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

Full Learjet 31 (certified family) specs, range and cabin

Model
Learjet 31 (certified family)
Serial number
005
Engines
2 × Airesearch TFE731 SER
Thrust
3,500 lbf each

THE AIRCRAFT’S LIFE

N77779, from delivery to today.

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

  1. Registry record

    Earlier use of the number: N77779 was assigned to another aircraft, a Boeing 777-236. That registration was cancelled on this date.

    FAA registry

  2. Registry record

    Airworthiness date on the current FAA record (standard category).

    FAA registry

  3. N178CP LLC

    Registered as N178CP.

    FAA registry

  4. FTW Investment Group Inc

    Certificate of registration issued as N77779.

    FAA registry

  5. Registry record

    N178CP registration cancelled (FAA status at cancellation: registration expired, pending cancellation).

    FAA registry

FAA REGISTRATION

Registration details

Registration
N77779
Status
Current as of October 2026
Certificate issued
Dec 15, 2016
Airworthiness date
Oct 18, 2000
Last FAA action
Sep 22, 2023
Registration expires
Dec 31, 2029
Mode S code (hex)
AA8677
Aircraft category
Light jet
Weight class
12,500-19,999lbs

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

OWNERSHIP

Registered owner

FTW Investment Group Inc

Corporation · Wilmington, DE, US

ESTIMATED VALUE

What N77779 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

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