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Government Designation: 11D51F. Designer: Kuznetsov. Developed in: 1965. Application: N1F 1965 - A. Used on stages: N1F 1965 - A. Used on launch vehicles: N-IF 1965, N-IFV-II, III, N-IFV-III. Propellants: Lox/Kerosene Thrust(vac): 195,670 kgf. Thrust(vac): 1,918.00 kN. Isp: 331 sec. Isp (sea level): 296 sec. Chambers: 1. Country: Russia. Status: Design concept 1965. References: 283 . Comments: As described in N1 improvement study, 1965. Block A engine thrust increased.
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Last update 12 March 2001.
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