Symbol 3451 from ISO 7000 - Title/Meaning: Diesel fuel drain Function/description: To identify the control that drains diesel fuel from the diesel fuel tank. To indicate that diesel fuel is draining from the diesel fuel tank.
pay attention to orientation of symbolAdditional information: 
Use this symbol only when it is necessary to identify the fuel as diesel fuel.
Own work using: iso.org/obp/graphics/grs/3a6cc0d1-4a6e-4869-9789-3ab91d2de127 200.png
Vectorization:  Mrmw