| Official name | ZOND 3 |
| Alternative name | Zond-3 |
| Cospar ID | 1965-056A |
| Norad ID | 1454 |
| Launch date | 1965-07-18 |
| Launch site | TTMTR |
| Launch vehicle | Molniya |
| Country/Organization | USSR |
| Type application | Mars flyby (Z. 2), Lunar flyby (Z. 3), Venus flyby (V. 2, K. 96) |
| RCS size | UNKNOWN |
| Decay date | ON ORBIT |
| Shape | Step Cyl + 2 Pan + 1 Dish |
| Mass (kg) | 960 |
| Diameter (m) | 1.1 |
| Height (m) | 3.7 |
| Span (m^2) | 3.7 |
| Propulsion | KDU-414 (S5.19) |
| Power | 2 fixed solar arrays, batteries |






