Larson William E SONEX
N861SX is a Larson William E SONEX, a fixed-wing airplane with one motor with a four-stroke engine, built in 2011. It has 2 seats. It is registered to an individual in Dunlap, Illinois. The registration is valid: it was issued on May 13, 2011 and expires on May 31, 2027. It holds an experimental airworthiness certificate for amateur built, dated October 15, 2011.
Aircraft
- Maker
- Larson William E
- Model
- SONEX
- Serial number
- 0861
- Type
- Fixed-wing, single engine
- Power
- Four-cycle piston, 1 motor · Aerovee 2180 · 80 hp
- Seats
- 2
- Year built
- 2011
- Kit
- SONEX AIRCRAFT LLC SONEX
- Transponder code
- ABD434 (octal 52752064)
Registration
- Status
- Valid registration
- Certificate issued
- May 13, 2011
- Expires
- May 31, 2027
- Last FAA action
- January 22, 2023
- Airworthiness
- Experimental · Amateur built · October 15, 2011
- FAA region
- Great Lakes
- FAA record id
- 01070449
Owner as the FAA publishes it
- Name
- Larson William E
- Type
- Individual
- Address
- 2021 W Murphy Dr
Dunlap, IL 61525-9406
Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.
Documents on file 0
No bills of sale, loans or other documents are indexed against this tail number.
Records check free · 0 to understand · 5 clear
The public federal record on N861SX, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.
Valid registration to Larson William E, an individual, certificate issued May 13, 2011, expires May 31, 2027. No fractional interest recorded. [1]
Experimental certificate for amateur built, dated October 15, 2011, consistent with the 2011 manufacture year. [1]
No earlier tail number is recorded against serial 0861 for this model in the deregistered file. [2]
No other airframe has carried N861SX according to the deregistered file. [2]
No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]
No NTSB investigation records located under N861SX. CLEAR means the query ran and returned nothing, not that nothing ever happened. [4]
These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.
AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.
- FAA Releasable Aircraft Database, master file, file of October 2, 2026. registry.faa.gov/
- FAA deregistered aircraft file (part of the same download), file of October 2, 2026. registry.faa.gov/
- FAA document index: registry documents received in recent weeks, file of October 2, 2026. registry.faa.gov/
- NTSB aviation accident database (CAROL), records through August 27, 2026. data.ntsb.gov/carol-main-public/basic-search
This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this record on the FAA site · This record as data