R40
From Wikipedia, the free encyclopedia
R40, R-40, or similar, may refer to:
- R40 (New York City Subway car), a subway car model
- Bisnovat R-40, a long-range Soviet air-to-air missile
- Chloromethane, a chemical compound once widely used as a refrigerant
- Renault R40, a French Second World War tank
- Rover 75, from its production code
- a series of Renard numbers; see preferred number