9U

9U or 9-U may refer to:

Transportation

• Air Moldova (former IATA code: 9U), a former airline
• Yak-9U, a model of Yakovlev Yak-9
• Su-9U, a designation of Sukhoi Su-9
• 9U, a type of Volkswagen Caddy
• Burundi (aircraft registration code: 9U)

Computing

• 9U, one of the possible sizes of a rack unit
• HP 9U, a Windows 3.0 version of the Windows-1252 codepage by Hewlett-Packard printers

See also

• U9 (disambiguation)