O15

O15 may refer to:

• HNLMS O 15, a submarine of the Royal Netherlands Navy
• Keystone O-15, a prototype aircraft built for the United States Army Air Corps
• Oxygen-15, an isotope of oxygen
• Turlock Municipal Airport, in Merced County, California, United States
• USS O-15 (SS-76), a submarine of the United States Navy

Topics referred to by the same term

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