Failed Kosmos-3M launch from Plesetsk of a Zaliv (Tsiklon) military navigation satellite that did not reach orbit.
- Outcome
- Failure
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- Did not reach orbit
- Flight
- 68th
- of 445 Kosmos-3M (11K65M) flights
- Date and time
- 25 May 1973, 09:15 UTC
- Rocket
- Kosmos-3M (11K65M)
- Builder
- Polyot
- Launch site
- 132/1 (132L), Plesetsk Cosmodrome, Russian Federation
- Payload
- Navigation
- Launches in 1973
- 34th of 116