B class
B-Class stands for:
- In sport mostly the second lowest league, see circle League
- Start a class at a dance sport, dance sport see # start classes
- Mercedes -Benz B-Class, a vehicle of the Mercedes-Benz brand
- An airship class of the U.S. Navy built at the end of the 1910s, see List of military airships of the United States
- B-Class (1913 ), a class of destroyers of the Royal Navy ( older " 30 knotters " ) with four chimneys
- B-Class (1930 ), a class of destroyers of the Royal Navy
- B-Class (United States Navy ), a class of submarines of the United States Navy
- Disambiguation