Nitric acid/UDMH propellant rocket stage. Range 12,000 km. TsNIIMash has 1:10 structural simulation model. Two stage ICBM with nitric acid oxidizer. Developed 1956-1961. Entered service 1961. Chief designer Yangel. Source: Placard, TsNIIMash.
Status: Retired 1972. Thrust: 882.10 kN (198,304 lbf). Gross mass: 27,000 kg (59,000 lb). Unfuelled mass: 3,000 kg (6,600 lb). Specific impulse: 293 s. Burn time: 80 s. Height: 13.00 m (42.00 ft). Diameter: 2.40 m (7.80 ft). Span: 2.40 m (7.80 ft).