Soyuz 7K-OK PAO

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Soyuz 7K-OK PAO

Part of Soyuz

Russian manned spacecraft module. 17 launches, 1966.11.28 (Cosmos 133) to 1970.06.01 (Soyuz 9). Soyuz 7K-OK basic PAO service module with pump-fed main engines and separate RCS/main engine propellant feed system. Equipment-engine section.

AKA: Priborno-agregatniy otsek. Status: Operational 1966. Thrust: 4.09 kN (919 lbf). Gross mass: 2,650 kg (5,840 lb). Unfuelled mass: 2,150 kg (4,730 lb). Specific impulse: 282 s. Height: 2.26 m (7.41 ft). Diameter: 2.15 m (7.05 ft).

Rear toroid housed Igla electronics, with outside diameter of 2.20 m and cross-section diameter 0.35 m.

RCS Coarse No x Thrust: 14 X 98 N. RCS Fine No x Thrust: 4 X 98 N. RCS Coarse Backup No x Thrust: 8 x 10 N. RCS Fine Backup No x Thrust: 4 x 10 N roll. Electric System: 0.50 average kW.

Family: Manned spacecraft module. Country: Russia. Engines: KTDU-35. Spacecraft: Soyuz 7K-OK. Propellants: Nitric acid/Hydrazine.

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