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N4550N

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1991 Air Tractor AT-502 · Pratt & Whitney PT6A series

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Registered owner
Newberg Sky Spray LLC
Location
Hector, MN
Owner type
LLC
Serial number
502-0131
Year built
1991
Type
Fixed wing single engine
Engine
Turbo-prop
Airworthiness
Restricted, agriculture and pest control
Airworthiness date
February 27, 1991
Certificate issued
November 8, 2000
Expires
January 31, 2029
Mode S code
A58714
Air Tractor AT-502Airframe model · 1 seat · 1 engine · 78 registeredTCDS A17SWAirframe · Air Tractor AT-502Engine modelPratt & Whitney PT6A series

From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Pratt & Whitney PT6A model are included below.

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Airworthiness directives that may apply · 36

Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.

1968In forceSuperseded2026
See all 47 ADs

Information bulletins that may apply · 10

Advisory, not mandatory.

NTSB investigations · 1

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

NTSB CHI05CA245Accident · No injuriesData collectionFinal reportHector, MNThe pilot's failure to achieve adequate airspeed on takeoff which resulted in the airplane entering a stall/mush when it flew out of ground effect while crossing a large drainage ditch on takeoff.Aug 29, 2005 · Substantial damage

FAA incident reports · 1

FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.

Accident 20050828020889AForced/Precautionary Landing · Hector, MN(-23) Airman was counseled concerning powerplant producing rated torque due to hot section coming up on a hot section inspection. The slight down wind, 3 KTS, may have played a small part in the accident. Aircraft had become airborne but flying ground effect.…Aug 28, 2005 · Substantial damage

Service difficulty reports

No reports matched to N4550NGeneral aviation reporting is voluntary. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Reports on Air Tractor AT-502 aircraft

STCs that may be installed · 124

Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.

See all 124 STCs