Tail CardsExplore / Helio / Helio H-391B
N4431U trading card
Ultra Rare Helio H-391B, one of 16 registered in the US.
Customize and order this card
Add your own photo, colors, and caption.
N4431U is a Helio H-391B of unknown build year, registered in the United States. It is one of 16 of its model registered in the United States, so its card is ultra rare. It seats 4. Turn it into a custom trading card with your own photo: we print standard 2.5 by 3.5 inch cards and mail them to you.
| Class | Single-Engine, Piston |
|---|---|
| Serial | 091 |
| Seats | 4 |
| Cruise | 117 mph |
| Weight class | Under 12,500 lb |
| Mode S code | A55850 |
| Registration | Valid |
Details as of 2026-10-23. Is this your aircraft and you would rather it not appear here? Ask us to remove it.