VSV

(Aviation abbreviations:) variable stator vane
Found on http://www.aviationonline.co.uk/glossary/uz.htm

VSV

Vesicular Stomatitis Virus
Found on http://www.encyclo.co.uk/local/20895

VSV

Vacuum Solenoid Valve
Found on http://www3.sympatico.ca/dhaughey/j1930.htm
No exact match found