Single-engine turboprop

N550HE

1968 Helio HST-550A

Registered No accidents on file
Built
1968
Serial
001
Class
Single-engine turboprop
Engines
Pratt & Whitney PT6A series
Status
Current as of October 2026
Registered owner
Teufel Nursery Inc (Corporation)
Based
Hillsboro, OR
Registration record

N550HE on the FAA register

Type
1968 Helio HST-550A
Serial
001
Engines
Pratt & Whitney PT6A series
Registered owner
Teufel Nursery Inc
Hillsboro, OR
Certificate issued
2021-04-27
Airworthiness date
1996-10-09
Registration expires
2028-04-30
Airworthiness class
Standard · normal
Mode S (hex)
A7001F
Mode S (octal)
51600037
Seats (type)
10
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2028-04-30
    Registration expires (renewal due).
  • 2021-04-27
    Certificate of registration issued as N550HE.
  • 1996-10-09
    Airworthiness date on the current FAA record (standard category (normal)).
  • 1968
    Manufactured (1968).
Overview

About N550HE

N550HE is a 1968 Helio HST-550A, serial number 001. The FAA register lists Teufel Nursery Inc as the registrant in Hillsboro, Oregon. The current certificate of registration was issued on April 27, 2021 and expires on April 30, 2028.

The FAA aircraft reference file describes the type as a single-engine turboprop, one Pratt & Whitney PT6A series engine and 10 seats. Its airworthiness certificate is standard category (normal), dated October 9, 1996.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N550HE.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N550HE.

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 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.