B2, B02, B.II, B.2 or B-2 may refer to:

Transportation

Aircraft

* AEG B.II, a German aircraft during World War I *

Albatros B.II The Albatros B.II, (post-war company designation L.2) was an unarmed German two-seat reconnaissance biplane of the First World War. Design and development Designed by Robert Thelen based on his 1913 Albatros B.I, the B.II was the aircraft that ...

, a 1914 unarmed German two-seat reconnaissance biplane *

Aviatik B.II ''Note:'' Not to be confused with the Austro-Hungarian Aviatik B.II series 32, 32.7 and 34 which were different aircraft. The Aviatik B.II was a reconnaissance aircraft built in Germany during World War I. Design and development The (German) Av ...

, a 1915 German reconnaissance aircraft *

Blackburn B-2 The Blackburn B-2 was a biplane side-by-side trainer aircraft designed and produced by the British aviation manufacturer Blackburn Aircraft. It was designed as a successor to the Bluebird IV and was derived from it, thus the two aircraft sha ...

, a British biplane side-by-side trainer aircraft *

Brantly B-2 The Brantly B-2 is an American two-seat light helicopter produced by the Brantly Helicopter Corporation. Design and development After the failure of his first design, the Brantly B-1, Newby O. Brantly decided to design a simpler and less complic ...

, a helicopter *

Curtiss B-2 Condor The Curtiss B-2 Condor was a 1920s United States bomber aircraft. It was a descendant of the Martin NBS-1, which was built by the Curtiss Aeroplane and Motor Company for the Glenn L. Martin Company. There were a few differences, such as stron ...

, an American biplane bomber built before World War II * DFW B.II, a 1914 German aircraft * Euler B.II, a German Idflieg B-class designation aircraft *

Farman B.2 __NOTOC__ The Farman B.2 was a 1920s French biplane designed as a light day bomber. Only one was built. Development Farman Aviation Works designed and built in 1924 what was a bulky unequal span two-bay biplane for use as a day bomber. The pilo ...

, a French Farman aircraft * Flanders B.2, a 1912 British experimental biplane *

Fokker B.II (1916) __NOTOC__ The Fokker M 10 was a two-seater reconnaissance / trainer biplane with single-bay wings equipped with wing-warping controls for roll, powered by a 7-cylinder 80 hp Oberursel U.0 engine. Several M 10 aircraft were purchased by the ...

, two different German unarmed observation aircraft of World War I *

Fokker B.II (1923) The Fokker B.II was a prototype sesquiplane shipboard reconnaissance flying boat built in the Netherlands in 1923. Development It was a conventional flying boat with a duralumin hull and sesquiplane wings braced with N-struts. The tractor conf ...

, a 1923 Dutch reconnaissance flying boat * Halberstadt B.II, a German Idflieg B-class designation aircraft *

Lohner B.II The Lohner B.II (originally designated Type C) was a military reconnaissance aircraft produced in Austria-Hungary during World War I. It was a development of the pre-war B.I design, incorporating changes requested by the Austro-Hungarian army, b ...

LVG B.II The LVG B.I was a 1910s German two-seat reconnaissance biplane designed by Luft-Verkehrs-Gesellschaft for the ''Luftstreitkräfte''. Development LVG had been involved in the operation of dirigibles before it started design, in 1912, of the comp ...

, a 1910s German two-seat reconnaissance biplane *

Northrop Grumman B-2 Spirit The Northrop (later Northrop Grumman) B-2 Spirit, also known as the Stealth Bomber, is an American heavy strategic bomber, featuring low-observable stealth technology designed to penetrate dense anti-aircraft defenses. A subsonic flying ...

, an American stealth bomber of the United States Air Force *

Avro Vulcan The Avro Vulcan (later Hawker Siddeley Vulcan from July 1963) is a jet-powered, tailless, delta-wing, high-altitude, strategic bomber, which was operated by the Royal Air Force (RAF) from 1956 until 1984. Aircraft manufacturer A.V. Roe and ...

B2, the Mark 2 version of a Royal Air Force V-Bomber aircraft * Any Mark 2 bomber aircraft under the British military aircraft designation systems

Locomotives

* Alsace-Lorraine B 2, an Alsace-Lorraine P 1 class steam locomotive * Bavarian B II, an 1851 German steam locomotive model * GS&WR Class B2, a Great Southern and Western Railway Irish steam locomotive * LB&SCR B2 class, a British LB&SCR locomotive class * GCR Class 1, classified B2 during ownership, reclassified B19 in 1945 * LNER Thompson Class B2, a British class of 4-6-0 steam locomotives rebuilt from B17s * NCC Class B2, a Northern Counties Committee Irish steam locomotive

Submarines

* , an American B-class submarine of the US Navy * , one of eleven British B class submarines of the Royal Navy

Roads

Other transport

* B2 (New York City bus) serving Brooklyn *Belavia, Belavia Belarusian Airlines (IATA airline designator code B2) * Marussia B2, a high-performance luxury sports coupé built by Russian automaker Marussia Motors *:zh:广州地铁南车株机B型电动列车, Guangzhou Metro CSR-Zhuzhou Class B EMU, internal callsign B2 for the first batch

Computing

* b2/cafelog, the precursor to the WordPress blogging software * B2evolution, a multi-lingual, multi-user, multi-blog publishing system forked from b2/cafelog * B2, a subclass of security level B as defined by TCSEC, Trusted Computer System Evaluation Criteria (TCSEC) standards * B2, a cloud-based object storage service provided by Backblaze

People and characters

* B2, the name of a character from the Dutch television series ''Bassie en Adriaan'' * B-2 or B² (B squared), the stage name used by wrestler Barry Buchanan * B2, one of a pair of bananas featured in the children's television show ''Bananas in Pyjamas'' * Birch Bayh (Birch Evans Bayh II)

Visas

* List of South Korean visas#B visas, South Korea B-2 visa, a tourist or transit visa granted by South Korea * B visa, United States B-2 visa, a non-immigrant visa granted by the United States of America

Biology

* ATC code B02 ''Antihemorrhagics'', a subgroup of the Anatomical Therapeutic Chemical Classification System * Bradykinin receptor B2, Bradykinin receptor B₂, a human gene * Proanthocyanidin B2, a B type proanthocyanidin * Thromboxane B2, an inactive metabolite/product of thromboxane A2 * Vitamin B2, Vitamin B₂

Other

* B2, a Postal code, postcode area in central Birmingham * B2 basketball league (Albania); see Albanian Basketball League * B2, an international standard paper size defined in ISO 216 measuring 500 mm × 707 mm * B2, a level in the Common European Framework of Reference for Languages * B2, a code used by the Town and country planning in the United Kingdom#Use classes, land use planning system in the UK * B2 star, a subclass of stellar classification, bluish-white B-class stars * B02, Alekhine's Defence chess code * B2 dye, also known as dyesol *B2 (classification), a Paralympic disability classification * Bi-2, a Russian rock band * B2 intermetallic compound with equal numbers of atoms of two metals * B2, an advanced model of battle droid in the Star Wars franchise * B2, a brand of Canadian retailer Browns Shoes