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66-8403

523 registered

Free alerts when 66-8403's registration or status changes, or the T-38 market moves.

Representative photo of a Northrop T-38Type photo — not this specific aircraftPhoto: Unknown · Public domain
This aircraft is a
Northrop T-38(T38)
Full specs

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Flight activity

(2 tracking legs recorded)
Last 30 days
2
Last 90 days
2
Last seen
12 Oct 2026
Tracked since
10 Oct 2026

Frequent routes: KDLH → KDSM (1)

  • KDLH → KDSM12 Oct 2026 · 0h 52m

Showing the 1 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?
523Northrop T-38 registered worldwide

Common. More common than 92% of the aircraft models we track.

More T-38 aircraft

Other T-38 airframes by tail number — same model as 66-8403.

See all 523 registered T-38
What to do next

Registration history

(1)
  • 66-8403USACTIVE
    Unknown owner
    —

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

66-8403 — frequently asked
What aircraft model is 66-8403?

66-8403 is a Northrop T-38. Sprinkle's record for 66-8403 covers its lineage, ownership history and specifications.

Is 66-8403 currently active?

Registry records list 66-8403's status as Active, registered in United States — a Northrop T-38.

What is the ICAO24 / Mode S code for 66-8403?

66-8403's ICAO24 (Mode S) transponder code is ADFF4F — the hex address the Mode S transponder on this Northrop T-38 broadcasts.