Turbine helicopter

N520NT

McDonnell Douglas DOUGLAS 520N Turbine Helicopters

Registered 1 NTSB/FAA record
Built
—
Serial
LN066
Class
Turbine helicopter
Engines
Allison 250-C20 series
Status
Current as of October 2026
Registered owner
Aurora Meridian LLC (LLC)
Based
Portland, OR
Registration record

N520NT on the FAA register

Type
McDonnell Douglas DOUGLAS 520N Turbine Helicopters (FAA: McDonnell Douglas 500N)
Serial
LN066
Engines
Allison 250-C20 series
Registered owner
Aurora Meridian LLC
Portland, OR
Certificate issued
2022-06-22
Airworthiness date
1999-02-12
Registration expires
2029-06-30
Airworthiness class
Standard · normal
Mode S (hex)
A68A2C
Mode S (octal)
51505054
Seats (type)
4
Weight class
up to 12,499 lb
Range (type)
250 nm
Cruise (type)
123 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2029-06-30
    Registration expires (renewal due).
  • 2022-06-22
    Certificate of registration issued as N520NT to the current registrant.
  • 1999-02-12
    Airworthiness date on the current FAA record (standard category (normal)).
  • 1997-02-24
    N520NT previously assigned to a McDonnell Douglas 369F/530F (s/n 0012F); cancelled.
  • 1994-09-28
    Accident at Mesa, AZ; damage: destroyed.
Overview

About N520NT

N520NT is a McDonnell Douglas DOUGLAS 520N Turbine Helicopters (FAA model 500N), serial number LN066. The FAA register lists Aurora Meridian LLC as the registrant in Portland, Oregon. The current certificate of registration was issued on June 22, 2022 and expires on June 30, 2029.

The FAA aircraft reference file describes the type as a turbine helicopter, one Allison 250-C20 series engine and 4 seats. Published figures for the type give a cruise speed of about 123 knots and a range of about 250 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is standard category (normal), dated February 12, 1999.

N520NT has 1 accident/incident record on file (most serious damage: destroyed); details are below.

Cruise
123 kt
Range
250 nm
Fuel burn
12 gph

Published figures for the McDonnell Douglas DOUGLAS 520N Turbine Helicopters type. They describe the model, not this airframe's equipment or condition.

Safety record

Accident & incident history

1994-09-28 Accident · Mesa, AZ Damage: Destroyed Fatal injury NTSB · LAX94FA383A
Reported aircraft: McDonnell Douglas 520N
Probable cause: FAILURE OF THE CHASE HELICOPTER PILOT TO MAINTAIN CLEARANCE FROM THE LEAD HELICOPTER DURING A NIGHT APPROACH TO LAND. POSSIBLE FACTORS RELATING TO THE ACCIDENT WERE: DARKNESS, AND INADEQUATE RADIO COORDINATION BETWEEN FLIGHT CREWS OF THE TWO HELICOPTERS.

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

Same model

More McDonnell Douglas DOUGLAS 520N Turbine Helicopters aircraft

All 27 McDonnell Douglas DOUGLAS 520N Turbine Helicopters registrations →
Same state

Other aircraft registered in Oregon

All 7,012 aircraft registered in Oregon →
Similar aircraft

Other turbine helicopters on the register

More from McDonnell Douglas

McDonnell Douglas models on the register

Own N520NT?

Get a free valuation, digitize the logbooks, or list it on fyiAero.

Free valuation Logbook transcription

Browse: 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.