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
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).