B41
# B41

B41 or B-41 may refer to:

* D41 road (Croatia), a Croatian expressway connecting Vrbovec to the Hungarian border
* Bundesstraße 41, a federal highway in Germany
* B41 (New York City bus), a bus route in Brooklyn, New York City, United States
* B41 nuclear bomb, a thermonuclear weapon deployed by the United States in the early 1960s
* HLA-B41, an HLA-B serotype
* B-41 Liberator, an American aircraft during World War II
* B41, Vietnamese designation of RPG-7 rocket-propelled grenade
