N4123D
Helio H-391B
Valid
Washington
N4123D is a Helio H-391B, a fixed-wing airplane with one motor with a piston engine, built in 1957. It has 4 seats. It is registered to an individual in Graham, Washington. The registration is valid: it was issued on March 3, 1978 and expires on February 28, 2030. It holds a standard airworthiness certificate, dated March 26, 1957.
Aircraft
- Maker
- Helio
- Model
- H-391B
- Serial number
- 042
- Type
- Fixed-wing, single engine
- Power
- Piston (reciprocating), 1 motor · Lycoming GO-435C&D SER · 260 hp
- Seats
- 4
- Year built
- 1957
- Cruising speed
- 117 mph
- Transponder code
- A4DE53 (octal 51157123)
Registration
- Status
- Valid registration
- Certificate issued
- March 3, 1978
- Expires
- February 28, 2030
- Last FAA action
- October 7, 2023
- Airworthiness
- Standard · March 26, 1957
- FAA region
- Northwest Mountain
- FAA record id
- 00741424
Owner as the FAA publishes it
- Name
- Thun Karl J
- Type
- Individual
- Address
- PO Box 10
Graham, WA 98338
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.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data