B3

Look up B3 or b3 in Wiktionary, the free dictionary.

B3, B03, B.III or B-3 may refer to:

Military

American bombers

Keystone B-3, a biplane bomber of the United States Army Air Corps
Next-Generation Bomber (2018 Bomber), next bomber follow-on to the B-2 stealth bomber program
Long Range Strike Bomber program, successor program to the 2018 Bomber program
- Northrop Grumman B-21, a successor aircraft to the B-1 and B-52 bombers

German and Austro-Hungarian aircraft

AEG B.III, a German reconnaissance aircraft
Albatros B.III, a German Idflieg B-class designation aircraft
Aviatik B.III, a 1916 Austro-Hungarian reconnaissance aircraft
Euler B.III, a German Idflieg B-class designation aircraft
Fokker B.III (disambiguation), two aircraft models
Halberstadt B.III, a German Idflieg B-class designation aircraft
Kampfgeschwader 54, from its historic Geschwaderkennung code with the Luftwaffe in World War II
Lohner B.III
LVG B.III, a 1910s German two-seat trainer biplane

Submarines

HMS B3, a British Royal Navy B-class submarine
Spanish submarine B-3, a Spanish Navy B-class submarine
USS B-3 (SS-12), a United States Navy B-class submarine

Civilian transportation

Roads

B3 road (Kenya)
B3 road (Namibia)
Bundesstraße 3, a German national highway

Trains

Alsace-Lorraine B 3, an Alsace-Lorraine P 1 class steam locomotive
Bavarian B III, an 1852 German steam locomotive model
Ceylon Government Railway B3, a steam locomotive class
NCC Class B3, an 1890 Irish 4-4-0 passenger steam locomotive
NSB B3 (Class 3), Norwegian railway carriages
LNER Class B3, a British locomotive class

Other

B3 (New York City bus) serving Brooklyn
B3, a spur of the B (SEPTA Metro) in Philadelphia, PA, US
Bellview Airlines (International Air Transport Association code B3)

Biology and medicine

Vitamin B₃ (niacin)
B3 (classification), a medical-based Paralympic disability sport classification for blind sport
B3 domain, a highly conserved plant DNA-binding domain
Procyanidin B3, a plant phenolic compound
ATC code B03 Antianemic preparations, a subgroup of the Anatomical Therapeutic Chemical Classification System
Prodelphinidin B3, a plant phenolic compound

Computing

A TCSEC security class in the Trusted Computer System Evaluation Criteria
"B3 Coin" a cryptocurrency

Engines

A type of four-cylinder Mazda B engine
Benz B.III, an engine powering the 1914 Friedrichshafen FF.33 German aircraft

Music

B3 (band), an American boy band most popular in Germany
B3 (EP), a 2012 EP by alternative rock band Placebo
Hammond B-3, an electric organ

Other uses

B3 (stock exchange)
$B_{3}^{I}$ , the Bochvar logic in calculus
B03, Alekhine's Defence chess code
B3: Battle by the Bay, a 1996 Street Fighter tournament
B3 oil field, an oil and gas field in the Baltic sea
Model B3 chair, a 1925 German Wassili designer chair
A subclass of B-class stars in stellar classification
a permission code for Town and country planning in the United Kingdom
Big Beautiful Bill, a 2025 omnibus bill proposed by POTUS Donald Trump
An ISO 216 international standard that defines paper size
B₃ the chemical formula for triboracyclopropenyl

See also

Search for "B3" , "B-3", "B3's", or "B3s" on Wikipedia.

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