Single-engine piston

N4087H

1980 Mooney M20K 231

Registered No accidents on file
Built
1980
Serial
25-0463
Class
Single-engine piston
Engines
Continental TSIO-360 series
Status
Current as of October 2026
Registered owner
Harmonic Air LLC (LLC)
Based
Portland, OR
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1980 Mooney M20K 231
Representative photo of a Mooney M20K 231. Not a photo of N4087H.
Registration record

N4087H on the FAA register

Type
1980 Mooney M20K 231
Serial
25-0463
Engines
Continental TSIO-360 series
Registered owner
Harmonic Air LLC
Portland, OR
Certificate issued
2014-02-07
Airworthiness date
1980-11-06
Registration expires
2030-02-28
Airworthiness class
Standard · normal
Mode S (hex)
A4CDAE
Mode S (octal)
51146656
Seats (type)
4
Weight class
up to 12,499 lb
Range (type)
980 nm
Cruise (type)
191 kt
Status
Current as of October 2026
Market asking range
$121,250 to $149,750
Middle half of 20 live Mooney M20K 231 listings, 1979–1985 models (median $139,950). Asking prices, not an appraisal of N4087H.
Registry history

Timeline

  • 2030-02-28
    Registration expires (renewal due).
  • 2014-02-07
    Certificate of registration issued as N4087H.
  • 1980-11-06
    Airworthiness date on the current FAA record (standard category (normal)).
Overview

About N4087H

N4087H is a 1980 Mooney M20K 231, serial number 25-0463. The FAA register lists Harmonic Air LLC as the registrant in Portland, Oregon. The current certificate of registration was issued on February 7, 2014 and expires on February 28, 2030.

The FAA aircraft reference file describes the type as a single-engine piston, one Continental TSIO-360 series engine and 4 seats. Published figures for the type give a cruise speed of about 191 knots and a range of about 980 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is standard category (normal), dated November 6, 1980.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N4087H.

Cruise
191 kt
Range
980 nm
Power / thrust (each)
210
Takeoff over 50 ft
2,060 ft
Landing over 50 ft
2,280 ft
Fuel burn
13 gph

Published figures for the Mooney M20K 231 type. They describe the model, not this airframe's equipment or condition. Mooney M20K 231 specs, prices and for-sale inventory →

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N4087H.

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

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Browse: Mooney aircraft for sale· Mooney M20K 231 overview· Aircraft registered in Oregon· Registry by state· FAA registry stats

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.