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 "Tsyklon-3" Space booster.
(Industry designation 11K68, Western designation SL-14).
Space booster was design at General Design Bureau #586 on the basis of "Tsyklon-2" space booster under supervision of Designer General V. Utkin in the middle of 70s. For the new booster designers made a new third stage and a new aerodynamic shroud for payload.
First test launch of the booster was conducted June 24th, 1977. All together until June 16th, 1998 year there were 117 launches, including 4 accidents and 2 semi-accidents.
Specification.
Launch weight....................................................185,600 kg
Thrust................................................................270,400 kg
Length...................................................................39,27 m
Diameter..................................................................3,05 m
Payload weight
Low Earth Orbit......................................................3,600 kg
Propellant
All stages...........................................................UDMH+NT
Stage 1........................................................ engine RD-261
Stage 2........................................................ engine RD-262
Stage 3........................................................ engine RD-861
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