Single-engine turboprop

N400DQ

Air Tractor AT-400A / Tractor AT-400

Registered 1 NTSB/FAA record
Built
—
Serial
301-0343
Class
Single-engine turboprop
Engines
Pratt & Whitney Canada PT6A-15AG
Status
Current as of October 2026
Registered owner
Oregon Trail Air Service LLC (LLC)
Based
Nyssa, OR
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Registration record

N400DQ on the FAA register

Type
Air Tractor AT-400A / Tractor AT-400
Serial
301-0343
Engines
Pratt & Whitney Canada PT6A-15AG
Registered owner
Oregon Trail Air Service LLC
Nyssa, OR
Certificate issued
2022-01-28
Airworthiness date
2009-07-14
Registration expires
2029-01-31
Airworthiness class
Restricted
Mode S (hex)
A4ACFB
Mode S (octal)
51126373
Seats (type)
1
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2029-01-31
    Registration expires (renewal due).
  • 2022-01-28
    Certificate of registration issued as N400DQ to the current registrant.
  • 2019-03-11
    Accident at Parma, ID; damage: substantial.
  • 2009-07-14
    Airworthiness date on the current FAA record (restricted category).
  • 2005-07-13
    N400DQ previously assigned to a Learjet 35 (s/n 552); cancelled.
Overview

About N400DQ

N400DQ is an Air Tractor AT-400A / Tractor AT-400, serial number 301-0343. The FAA register lists Oregon Trail Air Service LLC as the registrant in Nyssa, Oregon. The current certificate of registration was issued on January 28, 2022 and expires on January 31, 2029.

The FAA aircraft reference file describes the type as a single-engine turboprop, one Pratt & Whitney Canada PT6A-15AG engine and 1 seats. Its airworthiness certificate is restricted category, dated July 14, 2009.

N400DQ has 1 accident/incident record on file (most serious damage: substantial); details are below.

Safety record

Accident & incident history

2019-03-11 Accident · Parma, ID Damage: Substantial NTSB · GAA19CA163
Reported aircraft: Air Tractor AT 400A
Probable cause: The pilot's failure to maintain directional control during landing in variable wind conditions, which resulted in the right wing impacting muddy terrain.

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.