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Aircraft registration

N51840

Built 1980 · registered US

264 for sale50 manuals& guides29,823 registered

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ActiveManufacturer Cessna Model 172 Variant 172P
Representative photo of a Cessna 172Type photo — not this specific aircraftPhoto via Wikipedia: Cessna 172
This aircraft is a
Cessna 172
Full specs

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Cessna 172K Skyhawk parked in a hangar.15 photos
1969 CESSNA 172K SKYHAWK Single Engine Piston for sale
Hot Springs, USA
$125,000
Listed 4w ago
A Cessna 172M Skyhawk parked on the tarmac.6 photos
1976 CESSNA 172M SKYHAWK Single Engine Piston for sale
Atwater, USA
$80,000
Listed 4w ago
Cessna 172M Skyhawk parked in a hangar.16 photos
1975 CESSNA 172M SKYHAWK Single Engine Piston for sale
Sioux Center, USA
$130,000
Listed 4w ago

Flight activity

(51 tracking legs recorded)

Live tracking paused — activity data through 24 Aug 2026. Windows below are measured to that date.

30 days to 24 Aug 2026
11
90 days to 24 Aug 2026
51
Last seen
22 Aug 2026
Tracked since
27 May 2026

Frequent routes: KSNA → KSNA (7) · KCNO → KSNA (2) · KSNA → KCNO (1)

  • Tracked flight22 Aug 2026 · 0h 14m
  • KSNA → KCNO19 Aug 2026 · 0h 21m
  • … → KSNA11 Aug 2026 · 1h 07m
  • Tracked flight11 Aug 2026 · 5h 53m
  • … → KSNA11 Aug 2026 · 0h 14m
  • … → KSNA10 Aug 2026 · 0h 32m
  • … → KSNA10 Aug 2026 · 1h 05m
  • Tracked flight10 Aug 2026 · 0h 11m
  • KSNA → KSNA10 Aug 2026 · 1h 04m
  • … → KSNA14 Jul 2026 · 1h 32m

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.

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How common is this aircraft?
29,823Cessna 172 registered worldwide

Common. One of the most common aircraft types we track.

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Registration history

(1)
  • N51840USACTIVE
    SKY BUBBLE LLC
    2026 – 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

About N51840
What type of aircraft is N51840?

N51840 is a Cessna 172, built in 1980.

Where is N51840 registered?

N51840 is currently registered in United States (US).

What is the MSN of N51840?

The manufacturer serial number (MSN) of N51840 is 17274359.

What is the ICAO24 (Mode S) code for N51840?

N51840's ICAO24 hex code is A68224.

Is N51840 still airworthy?

N51840's current registry status is Active.