N21591 — 2004 Cessna 172S
Active registrationChecked against FAA & NTSB records · as of Jul 18, 2026
N21591 appears in 1 NTSB accident record (most recent 2009, no injuries). Registration and accident data compiled from public FAA and NTSB records as of Jul 18, 2026.
Aircraft record
- Serial number
- 172S9658
- Manufacturer
- Cessna
- Model
- 172S
- Year
- 2004
- Category
- Fixed wing single-engine
- Engine
- Lycoming Io-360-l2a
- Registration
- Active
- Registered to
- Kohn Aviation Llc — San Carlos, CA
Accident & incident history
The student pilot's failure to maintain clearance with a fence post during taxi.
Registration timeline
Ownership and registration events for this airframe (the 2004 Cessna 172S).
- Aug 24, 2018registered — Kohn Aviation Llc
Earlier aircraft on this N-number
The tail number N21591 was previously assigned to a different aircraft. A registration number can be reused across unrelated airframes over decades — these are not the 2004 Cessna 172S above.
- until Sep 11, 19801974 Cessna 172M (s/n 17263980)
Frequently asked
- Has N21591 been in an accident?
- Yes. N21591 appears in 1 NTSB accident record, the most recent in 2009.
- What kind of aircraft is N21591?
- N21591 is a 2004 Cessna 172S (fixed wing single-engine), serial number 172S9658.
- Who is N21591 registered to?
- N21591 is registered to Kohn Aviation Llc of San Carlos, CA. Registration status: active.
The full N21591 report
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- Full NTSB investigation narratives for all 1 record — 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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