| Unit Name: | Air Refueling Squadron 4/31 Sologne |
| Native Name: | Escadron de Ravitaillement en Vol 4/31 Sologne |
| Country: |  France |
| Branch: | Armée de l'air et de l'espace |
| Type: | Aerial refueling |
| Role: | Air Refueling Squadron |
| Garrison: | BA 125 Istres-Le Tubé Air Base |
| Colours: | --> |
| Colours Label: | --> |
| Aircraft Tanker: | Boeing C-135FR Stratolifter |
Escadron de Ravitaillement en Vol 4/31 Sologne is a French Air and Space Force (Armée de l'air et de l'espace) Air Refueling Squadron located at Istres-Le Tubé Air Base, Bouches-du-Rhône, France which operates the Boeing C-135FR Stratolifter.[1]