Skip to main content

N540SF

Built 2023 · registered US

Free alerts when N540SF's registration or status changes, or the BK 117 market moves.

Representative photo of a Mbb BK 117Type photo — not this specific aircraftPhoto: Marius Vassnes · CC BY-SA 4.0
This aircraft is a
Mbb BK 117
Full specs

BK 117 for sale now

Free — save the BK 117 to your watchlist and track it in one place.

View all 3 listings →

Performance specs

Performance
Range
350 nm
Cruise speed
135 kt
Max speed
150 kt
Service ceiling
18,000 ft
Takeoff distance
—
Landing distance
—
Weights
MTOW
3,600 kg
Empty weight
—
Fuel capacity
760 L
Dimensions
Length
13.0 m
Wingspan
—
Height
3.8 m
Capacity
Seats
13
Max passengers
13

Flight activity

(35 tracking legs recorded)
Last 30 days
0
Last 90 days
33
Last seen
15 Oct 2026
Tracked since
1 Jun 2026

Frequent routes: KBMI → KBMI (14)

  • … → KBMI12 Oct 2026 · 5h 37m
  • KBMI → KBMI11 Oct 2026 · 2h 00m
  • KBMI → KBMI10 Oct 2026 · 2h 55m
  • KBMI → KBMI10 Oct 2026 · 3h 46m
  • … → KBMI9 Oct 2026 · 0h 56m
  • Tracked flight9 Oct 2026 · 0h 38m
  • KBMI → KBMI8 Oct 2026 · 2h 03m
  • KBMI → KBMI7 Oct 2026 · 12h 20m
  • KBMI → KBMI7 Oct 2026 · 1h 56m
  • KBMI → KBMI7 Oct 2026 · 2h 02m

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?
649Mbb BK 117 registered worldwide

Common. More common than 94% of the aircraft models we track.

More BK 117 aircraft

Other BK 117 airframes by tail number — same model as N540SF.

See all 649 registered BK 117
What to do next

Registration history

(1)
  • N540SFUSACTIVE
    OSF AVIATION LLC
    2023 – 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

N540SF — frequently asked
What aircraft model is N540SF?

N540SF is a Mbb BK 117, built in 2023. Sprinkle's record for N540SF covers its lineage, ownership history and specifications.

Is N540SF currently active?

Registry records list N540SF's status as Active, registered in United States — a Mbb BK 117.

What is the manufacturer serial number (MSN) of N540SF?

N540SF carries manufacturer serial number (MSN) 21230, the serial assigned to this Mbb BK 117 airframe when it was built.

What is the ICAO24 / Mode S code for N540SF?

N540SF's ICAO24 (Mode S) transponder code is A6D982 — the hex address the Mode S transponder on this Mbb BK 117 broadcasts.