10-3

103 may refer to:103 (number), the natural number following 102 and preceding 104 AD 103, a year in the 2nd century AD 103 BC, a year in the 2nd century BC 103 Field Squadron, a territorial regiment 103 (Newcastle) Field Squadron, Royal Engineers 103 Regiment Royal Artillery 103 series Japanese rolling stock 103, a development name for the Tupolev Tu-2 103 Hera, a main-belt asteroid