UR-200

UR-200
SS-10 Scrag
TypeIntercontinental ballistic missile
Place of originSoviet Union
Service history
In service1963-1964
Production history
DesignerOKB-52
Designed1962
Specifications (8K81[3])
Mass135,710 kg (299,190 lb)
Height34.65 m (113.7 ft)
Diameter3 m (9.8 ft)
Wingspan4.2 m (14 ft)
WarheadNuclear warhead

EngineFirst stage, RD-0202 liquid-fuel rocket
Second stage, RD-0205 liquid-fuel rocket
First stage, 2,236 kN (503,000 lbf)[1]
Second stage, 606.4 kN (136,300 lbf)[2]
PropellantN2O4 / UDMH
Operational
range
12,000 kilometres (7,500 mi)
Flight ceiling185 km (115 mi) apogee
Maximum speed Mach 20 (24,500 km/h; 15,200 mph; 6.81 km/s)
Guidance
system
Inertial

The UR-200 was an intercontinental ballistic missile (ICBM) developed by Vladimir Chelomey's OKB-52 in the Soviet Union. It was known during the Cold War by the NATO reporting name SS-10 Scrag and internally by the GRAU index 8K81. The design was authorized by the Decisions of the Central Committee of the CPSU of March 16 and August 1, 1961, and the draft project was finished in July[clarification needed] 1962. It first flew on November 4, 1963, from the Baikonur Cosmodrome. The ninth and final flight was conducted on October 20, 1964.

  1. ^ RD-0202. Encyclopedia Astronautica. Accessed 2014-09-28.
  2. ^ RD-0205. Encyclopedia Astronautica. Accessed 2014-09-28.
  3. ^ UR-200. Encyclopedia Astronautica. Accessed 2014-09-28.