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N421DF

23 registered

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ActiveManufacturer North American Rockwell Model OV-10 Variant OV-10A

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Performance specs

Capacity
Seats
2
Max passengers
—

Flight activity

(64 tracking legs recorded)
Last 30 days
11
Last 90 days
26
Last seen
27 Oct 2026
Tracked since
22 May 2026

Frequent routes: KRDD → KRDD (11) · KMCC → KRDD (1) · KRDD → CA11 (1)

  • KRDD → …27 Oct 2026 · 0h 48m
  • KRDD → KRDD23 Oct 2026 · 0h 47m
  • … → KRDD13 Oct 2026 · 0h 50m
  • … → KRDD11 Oct 2026 · 3h 30m
  • … → KRDD11 Oct 2026 · 1h 17m
  • KRDD → KRDD6 Oct 2026 · 2h 14m
  • KRDD → KRDD5 Oct 2026 · 2h 18m
  • … → KRDD4 Oct 2026 · 0h 24m
  • KRDD → KRDD2 Oct 2026 · 0h 23m
  • … → KRDD2 Oct 2026 · 2h 44m

Showing the 10 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.

How common is this aircraft?
23North American Rockwell OV-10 registered worldwide

Common. More common than 51% of the aircraft models we track.

More OV-10 aircraft

Other OV-10 airframes by tail number — same model as N421DF.

See all 23 registered OV-10
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Registration history

(1)
  • N421DFUSACTIVE
    USDA FOREST SERVICE FEPP
    1999 – 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

N421DF — frequently asked
What aircraft model is N421DF?

N421DF is a North American Rockwell OV-10. Sprinkle's record for N421DF covers its lineage, ownership history and specifications.

Is N421DF currently active?

Registry records list N421DF's status as Active, registered in United States — a North American Rockwell OV-10.

What is the manufacturer serial number (MSN) of N421DF?

N421DF carries manufacturer serial number (MSN) 305206M107, the serial assigned to this North American Rockwell OV-10 airframe when it was built.

What is the ICAO24 / Mode S code for N421DF?

N421DF's ICAO24 (Mode S) transponder code is A4FFA7 — the hex address the Mode S transponder on this North American Rockwell OV-10 broadcasts.