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NK-33
The Soviet oxygen-rich staged-combustion engine later modified into Aerojet's AJ26.
Identity
Domains
spaceflight
Identity Level
model
Kind
liquid-rocket-engine
Name
NK-33
Status
historical
Details
Description
The Soviet oxygen-rich staged-combustion engine later modified into Aerojet's AJ26.
Developers
Developer
Lineage
Note
Rostec identifies NK-33 as the modification developed from the N1 first-stage NK-15 during flight-test refinement.
Related Propulsion System
Related Propulsion System
Relationship
direct-derivative-of
Sources
Nested value
Manufacturers
Manufacturer
Propellants
RP-1
liquid oxygen
Assets & Meta
Creation Time
July 29, 2026 at 08:15:54 UTC
Updated Time
July 29, 2026 at 11:51:43 UTC
Other
Sources
Accessed Date
2026-07-29
Publisher
NASA
Title
Orb-3 Accident Investigation Report: Executive Summary
Url
https://www.nasa.gov/wp-content/uploads/2015/01/orb3_irt_execsumm_0.pdf
Accessed Date
2026-07-29
Publisher
Rostec
Title
Moving upward: Kuznetsov space engines
Url
https://rostec.ru/media/news/dvizhenie-vverkh-kosmicheskie-dvigateli-kuznetsova/
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