M34
The abbreviations M34 , M 34 or M-34 denote:
- Messier 34 , an open star cluster in the constellation Perseus
- Autópálya M34 , a motorway in Hungary
- M34 (Tajikistan) , a trunk road in Tajikistan (part of European route 123 )
- M-34, the Soviet aircraft engine Mikulin AM-34
