TailLookup

N4004K1978 Ayres Corporation S2R-600

Active registration

Checked against FAA & NTSB records · as of Jul 18, 2026

N4004K appears in 1 NTSB accident record (most recent 2024, no injuries). Registration and accident data compiled from public FAA and NTSB records as of Jul 18, 2026.

Aircraft record

Serial number
2488R
Manufacturer
Ayres Corporation
Model
S2R-600
Year
1978
Category
Fixed wing single-engine
Engine
Airesearch Tpe331 Series
Registration
Active
Registered to
Heritage Ag Llc — Lakeview, MI

View the FAA registry record for N4004K

Accident & incident history

  1. CEN24LA318Jun 20, 2024Stanwood, MINo injuries

    The pilot’s failure to maintain terrain clearance during a low-level aerial application flight, which resulted in impact with terrain and a subsequent forced landing. Contributing to the accident was the location of the spray boom pressure gauge, which required the pilot to divert his attention away from the airplane’s flight path, and the operator’s decision to locate the spray boom pressure gauge outside of the cockpit.

Registration timeline

Ownership and registration events for this airframe (the 1978 Ayres Corporation S2R-600).

  1. Oct 14, 2021registeredHeritage Ag Llc

Earlier aircraft on this N-number

The tail number N4004K was previously assigned to a different aircraft. A registration number can be reused across unrelated airframes over decades — these are not the 1978 Ayres Corporation S2R-600 above.

Frequently asked

Has N4004K been in an accident?
Yes. N4004K appears in 1 NTSB accident record, the most recent in 2024.
What kind of aircraft is N4004K?
N4004K is a 1978 Ayres Corporation S2R-600 (fixed wing single-engine), serial number 2488R.
Who is N4004K registered to?
N4004K is registered to Heritage Ag Llc of Lakeview, MI. Registration status: active.

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