| 116th Air Refueling Squadron | |
|---|---|
 116th Air Refueling Squadron KC-135 Stratotanker refueling fighters 2007 | |
| Active | 1917 – present |
| Country |  United States |
| Allegiance |  Washington |
| Branch |  Air National Guard |
| Type | Squadron |
| Role | Air Refueling |
| Part of | Washington Air National Guard |
| Garrison/HQ | Fairchild Air Force Base, Spokane, Washington. |
| Nickname(s) | Ace of Spades |
| Motto(s) | "Caveat Hostis" Let the Enemy Beware |
| Tail Code | Fairchild |
| Insignia | |
| 116th Air Refueling Squadron emblem The Ace of Spades with a dagger piercing the center of the card. |  |
The 116th Air Refueling Squadron (116 ARS) is a unit of the Washington Air National Guard 141st Air Refueling Wing located at Fairchild Air Force Base, Spokane, Washington. The 116th is equipped with the KC-135R Stratotanker and RC-26B Metroliner.
The squadron is a descendant organization of the World War I 116th Aero Squadron, established on 28 August 1917. It was reformed on 6 August 1924, as the 116th Observation Squadron, and is one of the 29 original National Guard Observation Squadrons of the United States Army National Guard formed before World War II.