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RD-0109

RD-0109
Country of originUSSR
First flight1960-12-22[1]
Last flight1991-08-29[2]
DesignerOKB-154, S.A. Kosberg[1]
ManufacturerVoronezh Mechanical Plant
ApplicationUpper Stage
Associated LVVostok
PredecessorRD-0105[1]
SuccessorRD-0108
StatusRetired
Liquid-fuel engine
PropellantLOX / RG-1
CycleGas Generator[1]
Configuration
Chamber1
Performance
Thrust, vacuum54.5 kilonewtons (12,300 lbf)[1]
Chamber pressure5 megapascals (730 psi)
Specific impulse, vacuum323.5 seconds[1]
Burn time430s[1]
Dimensions
Length1,555 millimetres (61.2 in)[1]
Diameter733 millimetres (28.9 in)[1]
Dry weight121 kilograms (267 lb)[1]
Used in
Vostok Block-E
RD-0105
Country of originUSSR
First flight1959-01-02[1]
Last flight1960-12-01[2]
DesignerOKB-154, S.A. Kosberg[1]
ManufacturerVoronezh Mechanical Plant
ApplicationUpper Stage
Associated LVVostok 8K72
SuccessorRD-0109
StatusRetired
Liquid-fuel engine
PropellantLOX / RG-1
CycleGas Generator[1]
Configuration
Chamber1
Performance
Thrust, vacuum49.4 kilonewtons (11,100 lbf)[1]
Chamber pressure4.5 megapascals (650 psi)
Specific impulse, vacuum316 seconds[1]
Burn time454s[1]
Dimensions
Length494 millimetres (19.4 in)[1]
Diameter733 millimetres (28.9 in)[1]
Dry weight130 kilograms (290 lb)[1]
Used in
Vostok Block-E

The RD-0109 is a rocket engine burning liquid oxygen and kerosene in a gas generator combustion cycle. It has single nozzle and is an evolution of the RD-0105. It was the engine used on the Vostok Block-E that launched Yuri Gagarin to orbit.[1]

  1. ^ a b c d e f g h i j k l m n o p q r s t Cite error: The named reference kbkha-rd0109 was invoked but never defined (see the help page).
  2. ^ a b Cite error: The named reference guntervostok was invoked but never defined (see the help page).

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