The U.S. aircraft register, updated daily
A Ayres Corporation S-2, the same model family as N4010H
A Ayres Corporation S-2 like this one, not N4010H itself. Photo: Ahunt at English Wikipedia, Public domain, via Wikimedia Commons. Pictures of N4010H itself may be on Planespotters · JetPhotos · Airliners.net. Operator or owner? Send your own picture.
Registered aircraft · FAA record as of November 6, 2026
N4010H

Ayres Corporation S2R-600

ValidFAA registration status code V: Valid registration. All codesKansas

N4010H is an Ayres Corporation S2R-600, a fixed-wing airplane with one motor with a piston engine. It has 1 seat. It is registered to Crop Doctor Aviation INC, a corporation in Hill City, Kansas. The registration is valid: it was issued on August 4, 2023 and expires on August 31, 2030. It holds a restricted airworthiness certificate for agriculture and pest control, dated March 5, 1979.

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Aircraft

Maker
Ayres Corporation
Model
S2R-600 · all S2R-600s and related versions
Built of
steel tube and aluminium
A welded steel-tube frame carries the loads, with aluminium (and some fibreglass) skins over it. The Thrush crop sprayer. This is how the Ayres Corporation S-2 family is built; the FAA does not record construction for each aircraft, and the type certificate data sheet is the authority for this one.
Serial number
2527R
Type
Fixed-wing, single engineFAA type of aircraft code 4 (the FAA's broad category for the airframe). Every aircraft with this code · All codes
Power
Piston (reciprocating)FAA type of engine code 1 (what powers it, as the FAA classes engines). Every aircraft with this code · All codes, 1 motor · P&W R1340 SERIES · 600 hp
Fuel
100LL avgas
Seats
1
Year built
Not given
Transponder code
A4B2B8 (octal 51131270)

Registration

Status
Valid registrationFAA registration status code V (whether the registration certificate is in force). Every aircraft with this code · All codes
Certificate issued
August 4, 2023
Expires
August 31, 2030
Last FAA action
August 4, 2023
Airworthiness
RestrictedFAA airworthiness class code 3 (the kind of airworthiness certificate it flies under and what it is approved for). Every aircraft with this code · All codes · Agriculture and pest controlFAA certificate purpose code 1 (the kind of airworthiness certificate it flies under and what it is approved for). All codes · March 5, 1979
FAA region
CentralFAA region code 3 (the FAA regional office that handles the record). All codes
FAA record id
00540994

Owner as the FAA publishes it

Name
Crop Doctor Aviation INC
Type
CorporationFAA type of owner code 3 (who holds the registration: a person, a company, a trust or a government body). Every aircraft with this code · All codes
Address
2125 US Highway 283
Hill City, KS 67642-2844

Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.

Documents on file 0

No bills of sale, loans or other documents are indexed against this tail number.

Connections how N4010H links to the rest of the register

Design
Engine
Owner
Place

The whole map of how records connect · these connections as data: /graph/aircraft/N4010H.json.

Records check free · 1 to understand · 3 clear

The public federal record on N4010H, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.

CLEARRegistration and identity

Valid registration to Crop Doctor Aviation INC, a corporation, certificate issued August 4, 2023, expires August 31, 2030. No fractional interest recorded. [1]

NOTEAirworthiness certificate

Restricted certificate for agriculture and pest control; the FAA file gives no certificate date and no manufacture year. [1]

CLEARPrior registrations of this airframe

No earlier tail number is recorded against serial 2527R for this model in the deregistered file. [2]

CLEARTail number reuse

No other airframe has carried N4010H according to the deregistered file. [2]

NOTERecent registry documents

No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]

ATTENTIONAccident and incident record

1 NTSB record under N4010H: Accident on August 7, 1991 at Drayton, ND: no injuries, substantial damage. Details below. [4]

PENDINGTitle chain, liens and 337 forms

These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.

PENDINGAirworthiness directives and utilization

AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.

NTSB records 1

CHI91DTG07Accident on August 7, 1991 at Drayton, ND: no injuries, substantial damage.

Aircraft on the NTSB record: Ayres S2R · operated under 137

MISJUDGED CLEARANCE BY THE PILOT. A FACTOR RELATED TO THE ACCIDENT IS OVERCONFIDENCE IN PERSONAL ABILITY.

Full record in plain English · Docket and reports at the NTSB

CLEAR the source was checked and shows no adverse findingATTENTION a fact a buyer or lender should understand, often routineNOTE context onlyPENDING covered by the full report
  1. FAA Releasable Aircraft Database, master file, file of November 6, 2026. registry.faa.gov/
  2. FAA deregistered aircraft file (part of the same download), file of November 6, 2026. registry.faa.gov/
  3. FAA document index: registry documents received in recent weeks, file of November 6, 2026. registry.faa.gov/
  4. NTSB aviation accident database (CAROL), records through October 28, 2026. data.ntsb.gov/carol-main-public/basic-search

This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, November 6, 2026. See this record on the FAA site · This record as data