Single-engine piston

N20640

1981 Cessna 180K

Registered 1 NTSB/FAA record
Built
1981
Serial
18053202
Class
Single-engine piston
Engines
Continental O-470 series
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Camas, WA
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1981 Cessna 180K
Representative photo of a Cessna 180K. Not a photo of N20640.
Registration record

N20640 on the FAA register

Type
1981 Cessna 180K
Serial
18053202
Engines
Continental O-470 series
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Camas, WA
Certificate issued
2021-08-14
Airworthiness date
1981-09-25
Registration expires
2028-08-31
Airworthiness class
Standard · normal
Mode S (hex)
A1AB4A
Mode S (octal)
50325512
Seats (type)
4
Weight class
up to 12,499 lb
Range (type)
804 nm
Cruise (type)
123 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2028-08-31
    Registration expires (renewal due).
  • 2022-04-29
    Accident at Portland, OR; damage: substantial.
  • 2021-08-14
    Certificate of registration issued as N20640 to the current registrant.
  • 1981-09-25
    Airworthiness date on the current FAA record (standard category (normal)).
  • 1952-01-24
    N20640 previously assigned to a Fairchild 24 K (s/n 3317); cancelled.
Overview

About N20640

N20640 is a 1981 Cessna 180K, serial number 18053202. It is registered to an individual in Camas, Washington. The current certificate of registration was issued on August 14, 2021 and expires on August 31, 2028.

The FAA aircraft reference file describes the type as a single-engine piston, one Continental O-470 series engine and 4 seats. Published figures for the type give a cruise speed of about 123 knots and a range of about 804 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is standard category (normal), dated September 25, 1981.

N20640 has 1 accident/incident record on file (most serious damage: substantial); details are below.

Cruise
123 kt
Range
804 nm
Power / thrust (each)
230
Takeoff over 50 ft
1,900 ft
Landing over 50 ft
1,720 ft
Fuel burn
14 gph

Published figures for the Cessna 180K type. They describe the model, not this airframe's equipment or condition.

Safety record

Accident & incident history

2022-04-29 Accident · Portland, OR Damage: Substantial NTSB · WPR22LA171
Reported aircraft: Cessna 180K
Probable cause: The pilot s failure to maintain directional control during landing on a wet surface with a tailwind, which resulted in a runway excursion.

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.