B50
# B50

B50 or B-50 may refer to:

* B-50 Superfortress, an airplane
* BSA B50, 500cc motorcycle
* International Statistical Classification of Diseases and Related Health Problems (ICD-10), code for Plasmodium falciparum malaria
* Leyland Royal Tiger, a UK bus
* Sicilian Defence, an Encyclopaedia of Chess Openings code
* A Vietnamese RPG-2 rocket-propelled grenade launcher
* B-50, alias of Gap-43 protein
* HLA-B50, a HLA-B serotype
