U1, U-I, U.I or U-1 may refer to:
Military[]
- U-1, the USAF and US Military's designation for the De Havilland Canada DHC-3 Otter light transport aircraft
- U-1, Soviet designation for Avro 504 trainer.
- Multiple German U-Boats named U-1
- HDMS U-1, a Danish submarine
- SM U-1, an Austro-Hungarian submarine, lead ship of the U-1 class
The original article can be found at U1 and the edit history here.
|
This disambiguation page lists articles associated with the same title formed as a letter-number combination. If an internal link led you here, you may wish to change the link to point directly to the intended article. |