From Wikipedia, the free encyclopedia
1Y or 1-Y may refer to:
- UH-1Y; see H-1 upgrade program
- SSH 1Y (WA); see Washington State Route 532
- 1Y-J, a model of Toyota Y engine
- 1Y, IATA code for Sun Air (Sudan)
- 1Y, IATA code for Electronic Data Systems
|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.