SST

The acronym SST may refer to:

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• Sea Surface Temperature
• Supersonic transport
• Shiva Smart Tunneling, a simple VPN tunneling protocol in Eicon Shiva series VPN gateway products.
• US Navy hull classification symbol for Training Submarines
• SST Records
• Spitzer Space Telescope, a space observatory observing in the infrared launched in 2003.
• Swedish Solar Telescope, a telescope dedicated to observing the Sun.
• Serum-separating tube, a particular type of evacuated tube used during venipuncture.
• Scaled Composites SpaceShipTwo
• Sega Sound Team, a Japanese music band.
• Starship Troopers, both a sci-fi book, and also a movie, by Robert Heinlein.
• Starship Traders, a multiplayer webgame.
• Singapore Standard Time
• StreamingSoundtracks.com, an internet radio station featuring film scores