Piston helicopter

N520HC

1992 McDonnell Douglas 520N

Registered No accidents on file
Built
1992
Serial
LN028
Class
Piston helicopter
Engines
Allison 250 series
Status
Current as of October 2026
Registered owner
Valiair Lc Trustee (LLC)
Based
Casper, WY
1992 McDonnell Douglas 520N
Representative photo of a McDonnell Douglas 520N. Not a photo of N520HC.
Registration record

N520HC on the FAA register

Type
1992 McDonnell Douglas 520N
Serial
LN028
Engines
Allison 250 series
Registered owner
Valiair Lc Trustee
Casper, WY
Certificate issued
2025-04-28
Airworthiness date
2023-06-29
Registration expires
2032-04-30
Airworthiness class
Multiple
Mode S (hex)
A689A0
Mode S (octal)
51504640
Seats (type)
5
Weight class
up to 12,499 lb
Range (type)
250 nm
Cruise (type)
123 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2032-04-30
    Registration expires (renewal due).
  • 2025-04-28
    Certificate of registration issued as N520HC.
  • 2023-06-29
    Airworthiness date on the current FAA record (multiple category).
  • 1992
    Manufactured (1992).
Overview

About N520HC

N520HC is a 1992 McDonnell Douglas 520N, serial number LN028. The FAA register lists Valiair Lc Trustee as the registrant in Casper, Wyoming. The current certificate of registration was issued on April 28, 2025 and expires on April 30, 2032.

The FAA aircraft reference file describes the type as a piston helicopter, one Allison 250 series engine and 5 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 multiple category, dated June 29, 2023.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N520HC.

Cruise
123 kt
Range
250 nm
Fuel burn
12 gph

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

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N520HC.

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

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Browse: Aircraft registered in Wyoming· 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.