Staging copy. The live site is at https://staging.data.eflight.com.
eFlight RegistryFAA data, updated daily
Registered aircraft · FAA record as of September 25, 2026
N1AC

Eaa Sport Biplane HOME BUILT

Valid Wisconsin

N1AC is an Eaa Sport Biplane HOME BUILT, a fixed-wing airplane with one motor with a piston engine, built in 1971. It has 1 seat. It is registered to Eaa Aviation Foundation INC, a corporation in Oshkosh, Wisconsin. The registration is valid: it was issued on March 16, 1971 and expires on March 31, 2030. It holds an experimental airworthiness certificate for amateur built, dated October 17, 1975.

Aircraft

Maker
Eaa Sport Biplane
Model
HOME BUILT
Serial number
3138
Type
Fixed-wing, single engine
Power
Piston (reciprocating), 1 motor · Lycoming O&VO-360 SER · 180 hp
Seats
1
Year built
1971
Cruising speed
112 mph
Transponder code
A00005 (octal 50000005)

Registration

Status
Valid registration
Certificate issued
March 16, 1971
Expires
March 31, 2030
Last FAA action
October 13, 2023
Airworthiness
Experimental · Amateur built · October 17, 1975
FAA region
Great Lakes
FAA record id
00140000

Owner as the FAA publishes it

Name
Eaa Aviation Foundation INC
Type
Corporation
Address
PO Box 3086
Oshkosh, WI 54903-3086

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