Tomark Aero Cz Sro VIPER SD-4
N311EA is a Tomark Aero Cz Sro VIPER SD-4, a fixed-wing airplane with one motor with a four-stroke engine, built in 2017. It has 2 seats. It is registered to an individual in Vancouver, Washington. The registration is valid: it was issued on February 26, 2020 and expires on February 28, 2030. It holds a light sport airworthiness certificate for airplane, dated July 20, 2017.
Aircraft
- Maker
- Tomark Aero Cz Sro
- Model
- VIPER SD-4 · all VIPER SD-4s and related versions
- Serial number
- 0100
- Type
- Fixed-wing, single engine
- Power
- Four-cycle piston, 1 motor · Rotax 914ULS · 115 hp
- Seats
- 2
- Year built
- 2017
- Transponder code
- A34AED (octal 50645355)
Registration
- Status
- Valid registration
- Certificate issued
- February 26, 2020
- Expires
- February 28, 2030
- Last FAA action
- June 12, 2026
- Airworthiness
- Light sport · Airplane · July 20, 2017
- FAA region
- Northwest Mountain
- FAA record id
- 01258649
Owner as the FAA publishes it
- Name
- Gibson Brock E
- Type
- Individual
- Address
- PO Box 3274
Vancouver, WA 98668-3274
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.
Earlier use of this number 1
Records check free · 1 to understand · 4 clear
The public federal record on N311EA, 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 Gibson Brock E, an individual, certificate issued February 26, 2020, expires February 28, 2030. No fractional interest recorded. [1]
Light sport certificate for airplane, dated July 20, 2017, consistent with the 2017 manufacture year. [1]
No earlier tail number is recorded against serial 0100 for this model in the deregistered file. [2]
N311EA was previously assigned to 1 other aircraft: Lockheed L-1011-385-1 (serial 193A-1012, cancelled February 23, 2004). Histories keyed to the tail number alone can mix aircraft up; this check keys on the serial number. [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 N311EA. 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