R11

R11, R-11, Meaning R11 - Rhyll Anthony, R11.ID

Automobiles

• BMW R 11, a German motorcycle
• R-11 Refueler a military truck of the United States Air Force
• Renault 11, a French family car

Vessels

• HMS R11, a submarine of the Royal Navy
• HMS Tumult (R11), a destroyer of the Royal Navy
• INS Vikrant (1961), an aircraft carrier of the Indian Navy decommissioned in 1997
• INS Vikrant (2013), an aircraft carrier of the Indian Navy commissioned in 2022
• Spanish aircraft carrier Príncipe de Asturias (R11)
• USS R-11 (SS-88), a submarine of the United States Navy

Other uses

• R11 (New York City Subway car)
• R11 (Rodalies de Catalunya), a regional rail line in Catalonia, Spain
• Caudron R.11, a French biplane fighter
• R11: Highly flammable, a risk phrase
• R-11 regional road (Montenegro)
• R-11 Zemlya, a Soviet tactical ballistic missile
• Oppo R11, a smartphone
• Remington R11 RSASS, an American semi-automatic rifle
• Small nucleolar RNA R11/Z151
• Trichlorofluoromethane, a chlorofluorocarbon used as a refrigerant
• Tumansky R-11, a Soviet turbojet engine
• Umbundu, a Bantu language of Angola