RD-171
The four-chamber Zenit branch of the RD-170 engine architecture.
Identity
- Domains
- spaceflight
- Identity Level
- model
- Kind
- liquid-rocket-engine
- Name
- RD-171
- Status
- retired
Details
- Description
- The four-chamber Zenit branch of the RD-170 engine architecture.
- Developers
- Family
- Lineage
- Note
- NPO Energomash identifies RD-171 as the Zenit derivative of the RD-170 base architecture.
- Related Propulsion System
- Relationship
- direct-derivative-of
- Sources
- Nested value
- Manufacturers
- Propellants
- liquid oxygenkerosene
Links
Assets & Meta
- Creation Time
- July 29, 2026 at 09:56:19 UTC
- Updated Time
- July 29, 2026 at 09:57:33 UTC
Other
- Sources
- Accessed Date
- 2026-07-29
- Publisher
- NPO Energomash / Samara University repository
- Title
- Modern RD-171M, RD-180 and RD-191 liquid propellant rocket engines: program status and perspectives
- Accessed Date
- 2026-07-29
- Note
- Supports the legacy vehicle installation and the narrow canonical identity used for migration.
- Publisher
- Official vehicle or program source
- Title
- Zenit-2 Series official vehicle reference