Diehl William A
4 aircraft on the U.S. register. The most recent registration was September 6, 2025.
Models
S42S-41INTERSTATE S1B41
S4 · S-4 · INTERSTATE S1B4
States
Alaska4
Registrations by year
Aircraft newest first
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N67H | Diehl William A S4 |
Fixed-wing, single engine | Individual owner Alaska |
None on file | 2025-09-06 | Valid |
| N60AT | Diehl William A S4 |
Fixed-wing, single engine | Individual owner Alaska |
Experimental | 2023-11-28 | Valid |
| N40VV | Diehl William A S-4 |
Fixed-wing, single engine | Individual owner Alaska |
Experimental | 2016-09-22 | Valid |
| N383HR | Diehl William A INTERSTATE S1B4 |
Fixed-wing, single engine | Individual owner Alaska |
Experimental | 2012-09-17 | Valid |