S17

S17 may refer to:

Aviation

 * Rans S-17 Stinger, an American ultralight aircraft
 * Saab 17, a Swedish reconnaissance aircraft
 * Short S.17 Kent, a British flying boat airliner
 * SIAI S.17, an Italian racing flying boat
 * Sikorsky S-17, a Russian biplane
 * Twin Lakes Airport (South Carolina), in Aiken County, South Carolina, United States

Rail and transit

 * Funabori Station, in Edogawa, Tokyo, Japan
 * Gorō Station, in Ōzu, Ehime Prefecture, Japan
 * Nippombashi Station, in Chūō-ku, Osaka, Japan
 * Nonami Station, in Tempaku-ku, Nagoya, Aichi Prefecture, Japan
 * Ranshima Station, in Otaru, Hokkaido, Japan
 * Wohlen–Dietikon railway line, of the Zürich S-Bahn

Roads

 * S17 Baicheng Ring Expressway, China
 * Expressway S17 (Poland)
 * County Route S17 (California), United States

Vessels

 * GREEK SUBMARINE Amfitriti
 * HMS Ocelot (S17), a submarine of the Royal Navy
 * SMS S17 (1912), a torpedo boat of the Imperial German Navy
 * USS S-17 (SS-122), a submarine of the United States Navy

Other uses

 * 40S ribosomal protein S17
 * British NVC community S17, a swamps and tall-herb fens community in the British National Vegetation Classification system
 * S17: Keep away from combustible material, a safety phrase
 * S17, a postcode district in Sheffield, England