Encyclopedia entry

S1

Stage · Ukraine

Original archive entry. The text, images and links below are kept as they were written.

LOx/UDMH propellant rocket stage. .

Cost $ : 3.000 million.

Subtopics

S1.35800 Korolev LOx/Kerosene rocket engine. R-7 verniers. Out of Production. Thrust variable 2.5-3.1 metric tons
RD-0105 Kosberg LOx/Kerosene rocket engine. Luna 8K72, Vostok 8K72 upper stage. Out of production. Developed jointly with OKB-1 in nine months on the basis of OKB-1's steering chamber from the RD-107 engine. First flight 1958.
RD-0109 Kosberg LOx/Kerosene rocket engine. 8A92 Vostok stage 3, 8K72K stage 3 (block E-Vostok). Out of production. Developed in 15 months. First flight 1960.
S1.5400A Korolev LOx/Kerosene rocket engine. Molniya 8K78M-3. First flight 1964.
11D121 Korolev GOX/Kerosene rocket engine. N-1 stage 1 (block A) roll control engine. Developed 1969-74. Gimbaling +/- 45 degree. Propellants are fed from main engine (NK-15, NK-33) turbopumps. Chamber Pressure: 71.60 bar.
8D726 Korolev LOx/Kerosene rocket engine. GR-1 Stage 3, N-11GR - V. Development based on S1.5400.