- Source: MS1
MS1 may refer to:
FMA Ae. M.S.1, an air ambulance version of the 1932 Argentine FMA AeC.2 utility aircraft
MS1, the first device in tandem mass spectrometry
MS-1 may refer to:
Mercury-Scout 1, a 1961 satellite
Mississippi's 1st congressional district
Mississippi Highway 1
Roland MS-1 Digital Sampler
T-18 tank
A type of Trams of Putilov plant
MegaSquirt 'n Spark-Extra (MS1/Extra), a type of MegaSquirt electronic fuel injection controller
MS-1 (wrestler), Mexican professional wrestler
Metres per second, the SI unit of velocity, written as ms−1
A first year medical student
MS-1 (spaceplane), a proposed US Spaceplane