RD-253
The original serial NPO Energomash engine for the Proton first stage.
Identity
- Aliases
- 11D43
- Domains
- spaceflight
- Identity Level
- model
- Kind
- liquid-rocket-engine
- Name
- RD-253
- Status
- retired
Details
- Description
- The original serial NPO Energomash engine for the Proton first stage.
- Developers
- Family
- Manufacturers
- Propellants
- nitrogen tetroxideUDMH
- Service Entry Date
- 1965
Links
- Official Url
- https://protonpm.ru/company/history/
Assets & Meta
- Creation Time
- July 29, 2026 at 11:57:50 UTC
- Updated Time
- July 29, 2026 at 11:58:31 UTC
Other
- Sources
- Accessed Date
- 2026-07-29
- Publisher
- Proton-PM
- Title
- History of Proton-PM
- Accessed Date
- 2026-07-29
- Publisher
- Proton-PM
- Title
- Proton-PM engines power the 430th Proton launch