N3873R
Built 1966 · registered US
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Performance specs
- MTOW
- 1,043 kg
- Empty weight
- —
- Fuel capacity
- —
- Seats
- 4
- Max passengers
- 3
Flight activity
(5 tracking legs recorded)- Last 30 days
- 3
- Last 90 days
- 5
- Last seen
- 8 Oct 2026
- Tracked since
- 23 Sept 2026
Frequent routes: KPAO → KPAO (3) · KRHV → KPAO (1)
- KPAO → KPAO8 Oct 2026 · 0h 08m
- KPAO → KPAO8 Oct 2026 · 0h 49m
- KRHV → KPAO29 Sept 2026 · 0h 37m
Showing the 3 most recent distinct flights. The total counts every raw ADS-B tracking leg, including repeat observations and sub-5-minute artifacts.
From ADS-B observations collected since May 2026. Coverage depends on ground-receiver density; gaps do not mean the aircraft did not fly.
Common. One of the most common aircraft types we track.
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Registration history
(1)- N3873RUSACTIVEFOSTER WILLIAM G JR2003 – present
Owner names are published by the issuing civil registry (FAA / CCARCS / CASA / ANAC / NZ CAA). Owner addresses present in the source are not republished here. Registered owner? Request removal
What aircraft model is N3873R?
N3873R is a Cessna 172, built in 1966. Sprinkle's record for N3873R covers its lineage, ownership history and specifications.
Is N3873R currently active?
Registry records list N3873R's status as Active, registered in United States — a Cessna 172.
What is the manufacturer serial number (MSN) of N3873R?
N3873R carries manufacturer serial number (MSN) 17255373, the serial assigned to this Cessna 172 airframe when it was built.
What is the ICAO24 / Mode S code for N3873R?
N3873R's ICAO24 (Mode S) transponder code is A4781C — the hex address the Mode S transponder on this Cessna 172 broadcasts.