N4138D — 1958 HELIO H-391B
Registry aircraft record
HELIO H-391B model hub
New to market — be the first to see H-391B listings View market →
Is this your aircraft?
List it in minutes — we’ve already got the registry data.
About N4138D
What aircraft is N4138D?
N4138D is a 1958 HELIO H-391B registered with the FAA (United States).
Is N4138D currently registered?
Yes — the FAA (United States) lists N4138D as registered (registry data updated 2026-08-31).
How many seats and engines does HELIO H-391B have?
The HELIO H-391B has 4 seats and 1 engine.