The NK-33 and NK-43 are rocket engines designed and built in the late 1960s and early 1970s by the Kuznetsov Design Bureau. The NK designation is derived...

stage-combustion RP1/LOX rocket engine family. Including NK-9, NK-15, NK-19, NK-21, NK-33, NK-39, NK-43. The original version was designed to power an ICBM...

successor the NK-33 was to be used on the N1F, a new version of the N1, but the program was cancelled. NK-15V (GRAU index 11D52): Modified NK-15 optimized...

stage-combustion RP1/LOX rocket engine family. Including NK-9, NK-15, NK-19, NK-21, NK-33, NK-39, NK-43. The original version was designed to power an ICBM...

but utilizing a single core stage (no boosters) built around the powerful NK-33 engine, 50-year-old refurbished remnants from the Soviet N1 moon rocket...

pointed to a possible turbopump failure in one NK-33/AJ-26. Given Aerojet's previous problems with the NK-33/AJ-26 engine during the modification and test...

the closed cycle engine NK-9 for Korolev's orbital ICBM, GR-1. Kuznetsov later evolved that design into the NK-15 and NK-33 engines for the unsuccessful...

"RD-180". Retrieved 2009-09-25. Encyclopedia Astronautica: F-1 Astronautix NK-33 entry Federal Aviation Administration (FAA) (2004). FAA-H-8083-3B Airplane...

III. The engine has design features similar[clarification needed] to the NK-33, which was developed by a different bureau (Kuznetzov) nearly a decade earlier...

Retrieved 30 June 2015. "RD-191". NPO Energomash. Retrieved 7 April 2016. "NK-33". Astronautix.com. Archived from the original on 25 June 2002. Retrieved...