413th

413th may refer to:

• 413th Fighter-Interceptor Squadron, inactive United States Air Force unit
• 413th Flight Test Group, United States Air Force Air Force Reserve Command unit
• 413th Flight Test Squadron (413 FLTS), part of the 46th Test Wing, based at Hurlburt Field, Florida

See also

• 413 (number)
• 413, the year 413 (CDXIII) of the Julian calendar
• 413 BC