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N780SRRyan Aeronautical ST3KR · 1942

StandardKinner R5 SERIESKalispell, MT

Claim this aircraft

N780SR is a 1942 Ryan Aeronautical ST3KR. It is a fixed-wing single-engine aircraft with 2 seats, powered by a Kinner R5 series rated at 160 horsepower. The registration is active, with the registrant based in Kalispell, MT. Its standard airworthiness certificate was issued in Aug 1955. It has been registered to its current owner since May 2020.

84 years old
1 of 119 Ryan Aeronautical ST3KR
No NTSB events on record

More like this:Ryan Aeronautical ST3KR Aircraft in Montana Standard

2020

FAA record · May 2020 · Registration

Registered to current owner

Registered to August Aero LLC. Registrant based in Kalispell, MT.

1955

FAA record · Aug 1955 · Airworthiness

Airworthiness certificate issued — Standard

Manufacturer: Ryan Aeronautical. Model ST3KR. Serial 2007.

That's everything on file so far — TailWiki checks the FAA registry daily and adds new entries as N780SR's record changes.

More from August Aero

FAA record

and 27 more registered to the same entity in MT.

Aircraft

ManufacturerRyan Aeronautical

ModelST3KR

Year1942

CategoryStandard

TypeFixed-wing single-engine

Serial2007

EngineKinner R5 SERIES

Horsepower160

Seats2

BasedKalispell, MT

RegistrantAugust Aero LLC

Safety record

No NTSB accidents or incidents on record

Checked against the public NTSB aviation database.

Registration history

2020 — present

August Aero LLC · Kalispell, MT

Aug 1955

Airworthiness certificate issued

Owner locations generalized to city/state for privacy. Ownership lineage grows as TailWiki tracks daily FAA updates.

View earlier registration history

TailWiki has tracked this tail since Aug 2026. The FAA registry is a snapshot, not a history — earlier owners aren't in the public record. TailWiki reconstructs ownership changes by watching daily FAA updates going forward, so this section fills in the longer TailWiki runs.

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