Lamb Clifford RV-4
N6596X is a Lamb Clifford RV-4, a fixed-wing airplane with one motor with a piston engine. It has 2 seats. It is registered to an individual in Beaverton, Oregon. The registration is valid: it was issued on April 18, 2023 and expires on April 30, 2030. It holds an experimental airworthiness certificate for amateur built, dated May 24, 1991.
Aircraft
- Maker
- Lamb Clifford
- Model
- RV-4
- Serial number
- 693
- Type
- Fixed-wing, single engine
- Power
- Piston (reciprocating), 1 motor · Lycoming O&VO-360 SER · 180 hp
- Seats
- 2
- Year built
- Not given
- Transponder code
- A8B169 (octal 52130551)
Registration
- Status
- Valid registration
- Certificate issued
- April 18, 2023
- Expires
- April 30, 2030
- Last FAA action
- April 18, 2023
- Airworthiness
- Experimental · Amateur built · May 24, 1991
- FAA region
- Northwest Mountain
- FAA record id
- 00965281
Owner as the FAA publishes it
- Name
- Ringen Marvin O
- Type
- Individual
- Address
- 18385 NW Heritage Ter
Beaverton, OR 97006-3493
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 · 2 to understand · 2 clear
The public federal record on N6596X, 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 Ringen Marvin O, an individual, certificate issued April 18, 2023, expires April 30, 2030. No fractional interest recorded. [1]
Experimental certificate for amateur built; the FAA file gives no certificate date and no manufacture year. [1]
No earlier tail number is recorded against serial 693 for this model in the deregistered file. [2]
N6596X was previously assigned to 1 other aircraft: Cessna 210A (serial 21057596, cancelled November 23, 1960). 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]
1 NTSB record under N6596X: Accident on June 29, 2003 at Vail, WA: fatal, substantial damage (1 fatal). Details below. [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.
NTSB records 1
Aircraft on the NTSB record: Lamb (Vans) RV-4 · operated under 091
A loss of engine power due to the pilot's inadequate in-flight decision by failing to refuel while en route, resulting in fuel exhaustion. Contributing factors were the non-operating (vandalized) runway lights, the pilot's delayed departure to his destination, dusk light conditions, rough/uneven terrain and high vegetation.
Full record in plain English · Docket and reports at the NTSB
- 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 September 30, 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