6B

6B or 6b or VI-B may refer to:

• Keratin 6B, a type II cytokeratin
• Oflag VI-B, a World War II German POW camp for officers located 5 km (3.1 mi) SW of the small town Dössel
• REL-6B Radar, a ground air surveillance and guidance radar
• Rumpler 6B, a 1916 German single-engine floatplane fighter
• Season 6B, a popular fan theory related to the long-running British science fiction television series Doctor Who
• Stalag VI-B, a Nazi World War II camp for prisoners of war
• TUIfly Nordic IATA airline designator
• British Rail Class 203 Diesel-electric Multiple Units, which were classed as 6B (6 coaches, buffet) pre-TOPS
• "6B" (Fringe), an episode of the television series Fringe
• 6b/8b encoding, six-bit codes in telecommunications
• Supermarine S.6B, a British racing seaplane
• HAT-P-6b, a transiting extrasolar planet
• Northrop Grumman EA-6B Prowler, an American, twinjet all-weather attack aircraft
• 6B, the production code for the 1982 Doctor Who serial Earthshock

See also

• B6 (disambiguation)