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Air Tractor Inc AT-502B · 2014 · Blue Earth, MN
N520SD is a 2014 Air Tractor Inc AT-502B (serial 502B-2956), registered to Blue Earth Flying Service LLC (LLC) in Blue Earth, MN. Its FAA registration is recorded as v and expires February 2030; the airworthiness certificate dates from March 2021 (5 years ago). It carries a P&W Canada PT6A-34AG engine rated at 750 hp, the engine on 58% of registered Air Tractor Inc AT-502Bs. Its Mode-S transponder broadcasts the ICAO 24-bit address A68A82. It is one of 332 Air Tractor Inc AT-502B aircraft on the FAA registry. Blue Earth Flying Service LLC holds 7 aircraft on the registry.
Source: FAA aircraft registry (public record). Community reviews and photos below.
186 of the 321 registered Air Tractor Inc AT-502B carry this engine (58%), across 6 engine variants on the type.
Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.
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Commonly available reference sources for the Air Tractor Inc AT-502B. Always confirm against the manufacturer's current, authoritative publication for your specific aircraft.
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