497th may refer to:
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497th Air Refueling Wing, inactive United States Air Force unit
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497th Bombardment Group, inactive United States Air Force unit
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497th Bombardment Squadron, inactive United States Air Force unit
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497th Combat Training Squadron, United States Air Force unit
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497th Intelligence, Surveillance and Reconnaissance Group (497 ISRG) is an intelligence unit at Joint Base Langley–Eustis, Virginia
See also
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497 (number)
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497, the year 497 (CDXCVII) of the Julian calendar
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497 BC
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Year 497 BC was a year of the pre-Julian Roman calendar. At the time, it was known as the Year of the Consulship of Atratinus and Augurinus (or, less frequently, year 257 ''Ab urbe condita''). The denomination 497 BC for this year has ...
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