U3 or U-3 may refer to:
Transportation
* U3, an underground rapid transit line in many major German/Austrian cities:
**
U3 (Berlin U-Bahn)
U3 is a line on the Berlin U-Bahn created in its current version on 7 May 2018.
The routing is largely the same as the previous U2 until 1993, but it runs from Krumme Lanke to Wittenbergplatz. The route was renumbered to U1 from 1993 to 2004. It ...
**
U3 (Frankfurt U-Bahn)
The A line is the north-to-south main line of the Frankfurt U-Bahn. It is the oldest and longest line of the U-Bahn system. Served by four routes (U1, U2, U3 and U8) starting at ''Südbahnhof Railway Station'' in Sachsenhausen, the A line runs thr ...
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U3 (Hamburg U-Bahn)
The U3 is a line of the Hamburg U-Bahn. The ring line with a length of serves 25 stations. The first part opened in 1912. The line starts in Wandsbek-Gartenstadt and leads via Barmbek into the ring passing through the city center and back to ...
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U3 (Munich U-Bahn)
The Munich U-Bahn (german: U-Bahn München) is an electric rail rapid transit network in Munich, Germany. The system began operation in 1971, and is operated by the municipally owned Münchner Verkehrsgesellschaft (MVG; Munich Transport Company) ...
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U3 (Nuremberg U-Bahn)
The U3 is an underground line in Nuremberg. The line was opened on 14 June 2008. It is about long, making it the shortest in the system. The number of stations is 14. The termini are Nordwestring and Großreuth. U 3 trains are run driverless ...
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U3 (Stuttgart Stadtbahn)
The Stuttgart Stadtbahn is a light rail system in Stuttgart, Germany. The Stadtbahn began service on 28 September 1985. It is operated by the Stuttgarter Straßenbahnen AG (SSB), which also operates the bus systems in that city. The Stuttga ...
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U3 (Vienna U-Bahn)
Line U3 is a line on the Vienna U-Bahn metro
Metro, short for metropolitan, may refer to:
Geography
* Metro (city), a city in Indonesia
* A metropolitan area, the populated region including and surrounding an urban center
Public transport ...
*
Avies
Avies AS was an airline and is now a travel company based in Tallinn, Estonia. Its main base was Lennart Meri Tallinn Airport.Flight International 27 March 2007 Avies operated flights from Tallinn to Kärdla and Kuressaare in Estonia.
History
A ...
(IATA code: U3), an Estonian airline
*
Cessna U-3
The Cessna 310 is an American four-to-six-seat, low-wing, twin-engine monoplane produced by Cessna between 1954 and 1980. It was the first twin-engine aircraft that Cessna put into production after World War II.
Development
The 310 first flew ...
, the military model of the Cessna 310 aircraft
*
German submarine ''U-3'', one of several German submarines
*
Boeing Customer Code
Unique, fixed customer codes were used by Boeing Commercial Airplanes to denote the original customer for airframes produced as part of Boeing's 7x7 family of commercial aircraft from 1956 (except for the Boeing 787 Dreamliner), starting with the i ...
for Garuda Indonesia
Computer technology
*
U3 (software)
U3 was a joint venture between SanDisk and M-Systems, producing a proprietary software, proprietary method of launching Windows software from special USB flash drives. Flash drives adhering to the U3 specification are termed "U3 smart drives".
...
, a design specification for USB storage, created by U3, LLC
* U3,
a speed class for Secure Digital (SD) cards
* U.3, an improvement to the
U.2
U.2 (pronounced 'u-dot-2'), formerly known as SFF-8639, is a computer interface standard for connecting solid-state drives (SSDs) to a computer. It covers the physical connector, electrical characteristics, and communication protocols.
It was ...
storage interface standard
Video games
* ''
Ultima III: Exodus'', a 1983 video game
* ''
Uncharted 3: Drake's Deception'', a 2011 video game
Other
* U3, an
unemployment figure released by the United States Bureau of Labor Statistics
*
Small nucleolar RNA U3
In molecular biology, U3 snoRNA is a non-coding RNA found predominantly in the nucleolus.
U3 has C/D box motifs that technically make it a member of the box C/D class of snoRNAs; however, unlike other C/D box snoRNAs, it has not been shown to dir ...
, a type of non-coding RNA
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