Registry / N4637U

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N4637U V

Fixed Wing Single Engine · 1979 · Fairbanks, AK

This aircraft — FAA registration facts

N4637U is a 1979 Fixed Wing Single Engine (serial U20605017), registered to Wright Air Service Inc (corporation) in Fairbanks, AK. Its FAA registration is recorded as v and expires January 2030; the airworthiness certificate dates from April 1979 (47 years ago). It carries a Cont Motor IO 520 SERIES engine rated at 285 hp, the engine on 85% of registered Fixed Wing Single Engines. Its Mode-S transponder broadcasts the ICAO 24-bit address A5A820. It is one of 350 Fixed Wing Single Engine aircraft on the FAA registry. Wright Air Service Inc holds 32 aircraft on the registry.

Registered owner
Wright Air Service Inc
Owner type
Corporation
Based in
Fairbanks, AK
Serial number
U20605017
Year built
1979 · 47 yrs old
Airworthiness class
Standard – Normal
FAA status
V
Mode-S / ICAO24
A5A820 · 51324040 octal
Certificate issued
Jan 30, 2020
Airworthiness date
Apr 26, 1979
Last FAA activity
Sep 30, 2023
Registration expires
Jan 31, 2030
FAA region
5

Source: FAA aircraft registry (public record). Community reviews and photos below.

Engine on this aircraft

Engine
Cont Motor IO 520 SERIES
Engine type
Reciprocating (Piston)
Rated power
285 hp
FAA engine code
17032

269 of the 315 registered Fixed Wing Single Engine carry this engine (85%), across 13 engine variants on the type.

Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.

Community facts about N4637U

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Flight history & live tracking recent positions on file

ICAO24: a5a820
Last known — 5 days ago N4637U
Observed 2026-10-19 17:22:15 MST
Auto-refresh • Updated 0s ago
Ground speed
119 kt
Altitude (baro)
3,900 ft
Track
100.0°
Squawk
—
Wind / OAT
—
Autopilot target
—
Lat 65.04134, Lng -150.54234
Map loads when scrolled into view …
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Engine — CODE 17032

Manufacturer: Cont Motor
Model: IO 520 SERIES
Type: Reciprocating (Piston)
Horsepower: 285 HP

FAA Registration Record

N-Number: N4637U
Serial Number: U20605017
Year Manufactured: 1979
ACFTREF Code: 2073356
Engine Code: 17032
Status: V (V)
Certification: Standard – Normal
Type Aircraft: Fixed Wing Single Engine (4)
Type Engine: Turbo-shaft (3)
Source: master

Transponder / ADS-B

Mode S (octal): 51324040
ICAO 24-bit (hex): A5A820

Registrant

Wright Air Service Inc
Corporation
View all 32 aircraft registered to this owner →
Po Box 60142
Fairbanks, AK, 997060142
FAA Region: 5

Key Dates

Certificate Issued Jan 30, 2020
Airworthiness Apr 26, 1979
Expiration Jan 31, 2030
Last Activity Sep 30, 2023
Data as of Oct 5, 2026

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