NK-21
The Kuznetsov engine developed for the N1 lunar launch vehicle's fourth stage.
Identity
- Domains
- spaceflight
- Identity Level
- model
- Kind
- liquid-rocket-engine
- Name
- NK-21
- Status
- historical
Details
- Description
- The Kuznetsov engine developed for the N1 lunar launch vehicle's fourth stage.
- Developers
- Manufacturers
- Propellants
- keroseneliquid oxygen
Links
Assets & Meta
- Creation Time
- July 29, 2026 at 11:49:22 UTC
- Updated Time
- July 29, 2026 at 11:49:22 UTC
Other
- Sources
- Accessed Date
- 2026-07-29
- Publisher
- Rostec
- Title
- Moving upward: Kuznetsov space engines
- 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
- N1 Super-Heavy Launch Vehicle official vehicle reference
- Accessed Date
- 2026-07-29
- Publisher
- Rostec
- Title
- Nikolai Kuznetsov and his engines, part II