Engine Model: D-2. Manufacturer Name: D-2. Other Designations: R-3. Designer: Polyarniy. Developed in: 1947-51. Application: R-3. Propellants: Lox/Kerosene. Thrust(vac): 1,373.000 kN (308,662 lbf). Isp: 288 sec. Isp (sea level): 240 sec. Burn time: 124 sec. Chambers: 1. Country: Russia. Status: Out of Production. Competing engine for 3000 km range IRBM design to study problems of long-range rockets. Developed from April 1947 until cancellation.
Bibliography:- Placard, Orevo Museum of MAI,
- Vetrov, G S, S. P. Korolev i evo delo, Nauka, Moscow, 1998.