NST

NST may refer to:

Health

 * Nonstress test, a screening test used in pregnancy test

Media

 * Niigata Sogo Television, a television company in Niigata Prefecture, Japan
 * New Straits Times, an English-language newspaper published in Malaysia
 * New Sabah Times, a newspaper in Sabah, Malaysia

Military

 * Naval Security Team, a deployable Royal Canadian Navy (RCN) force protection unit tasked to augment fleet existing force protection measures in expeditionary or domestic environments.

Science and engineering

 * National Research Council of Science and Technology, a research group under the Ministry of Science and ICT
 * National Standard Thread, a thread form used on fire hose couplings in the USA
 * Natural Sciences Tripos, a courses system of the University of Cambridge
 * Neon-sign transformer, a high voltage transformer
 * Neural Style Transfer, a non-realistic rendering technology

Time zones

 * National Standard Time, Taiwan
 * Nepal Standard Time
 * Newfoundland Standard Time

Transportation

 * Nakhon Si Thammarat Airport, Thailand, IATA code

Other uses

 * NST (company), UK travel group
 * Network Security Toolkit, a live Linux CD
 * New standard tuning for guitar
 * Nintendo Software Technology, a video game company
 * Non-sellable token, a type of scam seen in cryptocurrency
 * State of East Sumatra (Negara Sumatera Timur), a former federal state