N616Z — 1957 Sikorsky S55B
Active registrationChecked against FAA & NTSB records · as of Jul 25, 2026
N616Z has no NTSB accident records on file. Registration data compiled from public FAA records as of Jul 25, 2026.
Aircraft record
- Serial number
- 57-1616
- Manufacturer
- Sikorsky
- Model
- S55B
- Year
- 1957
- Category
- Rotorcraft
- Registration
- Active
- Registered to
- Sierra Aeronautics Llc — Franklin, KY
Accident & incident history
No NTSB accident records on file.
Registration timeline
Ownership and registration events for this airframe (the 1957 Sikorsky S55B).
- Sep 21, 2021registered — Sierra Aeronautics Llc
Earlier aircraft on this N-number
The tail number N616Z was previously assigned to a different aircraft. A registration number can be reused across unrelated airframes over decades — these are not the 1957 Sikorsky S55B above.
- until Jun 26, 1970Curtiss Wright C-46 (s/n 22590)
Frequently asked
- Has N616Z been in an accident?
- No NTSB accident records are on file for N616Z.
- What kind of aircraft is N616Z?
- N616Z is a 1957 Sikorsky S55B (rotorcraft), serial number 57-1616.
- Who is N616Z registered to?
- N616Z is registered to Sierra Aeronautics Llc of Franklin, KY. Registration status: active.
The full N616Z report
$12 $29 launch pricing
- Full NTSB investigation narratives — the complete text, not just the cause line
- Pre-buy question list generated from this aircraft’s actual records
- Complete registration & deregistration timeline, print-ready
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