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Aircraft record

N502S1997 Air Tractor INC AT-502B

DeregisteredUnclaimedSource: FAA, updated Oct 17, 2026

This N-number isn't registered right now. Below is its last known registration, canceled Jan 30, 2020.

Safety record in brief:1 NTSB accident (substantial damage, Jun 2018)5 ADs may apply

Registration
Deregistered
Last based in
Fisher, MN
owner city / state
Owners
1
since 2011
NTSB events
1
substantial, 2018
ADs may apply
5
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 17, 2026
Last registered owner
Ross Seed Co INC DBA
Owner type
Corporation
City, state
Fisher, MN
Certificate issued
May 18, 2011
Canceled
Jan 30, 2020
Airworthiness
Restricted · Agriculture and Pest Control, Forest
Airworthiness date
Aug 27, 1997

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer
Air Tractor INC
Model
AT-502B
Year
1997
Serial number
502B-0456
Aircraft type
Fixed wing single engine
Category
Land
Certification
Type Certificated
Seats
1
Engines
1
Max takeoff weight
Up to 12,499 lb
Type certificate data sheet
A17SW
Mode S code
A642EE

Engine

Make and model
P&W Pt6a Series
Type
Turbo-prop
Power
500 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 2011 – 2020Ross Seed Co INC DBAFisher, MN

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 17, 2026 · SDRs · Oct 16, 2026

NTSB events (1)

Accident · substantial damage

Jun 28, 2018 · Tappen, ND

The partial loss of engine power for reasons that could not be determined based on the available evidence.

Damage
Substantial
Injuries
None
Report
CEN18LA249

From NTSB records; matched by N-number.Read NTSB report (search CAROL for CEN18LA249)

Accident history for this model

ADs published since 1998 that may apply (5)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

ADSubjectEffectiveApplies to
2021-05-14Air Tractor, Inc., AirplanesApr 29, 2021Airframe (AT-502B)
2009-11-05Air Tractor, Inc. Models AT-400, AT-400A, AT-402, AT-402A, AT-402B, AT-502, AT-502A…Jun 1, 2009Airframe (AT-502B)Certain serial numbers: AT-400 -0001–-1175; AT-400A -0001–-1175; AT-402 -0001–-1175; AT-402A -0001–-1175; AT-402B -0001–-1175; AT-502 -0001–-2597; …
2006-23-14Air Tractor, Inc. Models AT-502, AT-502A, AT-502B, AT-602, AT-802, and AT-802A AirplanesDec 21, 2006Airframe (AT-502B)Certain serial numbers: AT-502 502/502B-0003–502/502B-2600; AT-502B 502/502B-0003–502/502B-2600; AT-502A 502A-0003–502A-2582; AT-602 602-0337–602-1138; AT-802 802/802A-0001–802/802A-0215; AT-802A 802/802A-0001–802/802A-0215
2002-26-05Air Tractor, Inc. Models AT-502, AT-502A, AT-502B, and AT-503A AirplanesJan 15, 2003Airframe (AT-502B)Certain serial numbers: AT-502 0003–0236; AT-502A 0158–on; AT-502B 0187–on; AT-503A 0067–on. Only with: Safe life of the wing lower spar cap; separate safe-life calculation for airplanes with Marburger Enterprises, Inc. winglets installed per STC SA00490LA.
98-25-01Air Tractor, Inc. AT-300, AT-400, and AT-500 Series AirplanesJan 19, 1999Airframe (AT-502B)Certain serial numbers: AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-401A, AT-401B, AT-402, AT-402A, AT-402B 300-0001–401B-1063; AT-501, AT-502, AT-502A, AT-502B, AT-503A 502-0001–502B-0500. Only with: Airplanes that do not have P/N 70975-1 flap actuator overtravel stop installed per Snow Engineering Co. Service Letter #165, dated May 15, 1998.

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (0)

No Service Difficulty Reports found for this airframe since 1995.

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 17, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 17, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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