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astronautix.com EKR Ramjet


Designer: Bondaryuk. Developed in: 1953-54. Application: EKR Stage 2. Used on stages: EKR Stage 2. Used on launch vehicles: EKR. Propellants: Air/Kerosene Thrust(vac): 625 kgf. Thrust(vac): 6.13 kN. Isp: 1,580 sec. Burn time: 800 sec. Chambers: 1. Country: Russia. Status: Design concept 1953-54. References: 21 . Comments: Study for an experimental winged cruise missile. Not developed but formed basis for Burya and Buran missiles. Thrust is maximum thrust at cruise altitude. Specific impulse is that at cruise design point.
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Last update 12 March 2001.
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