Soyuz A PAO

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Soyuz A PAO

Part of Soyuz

Russian manned spacecraft module. Study 1962. Soyuz 7K-OK basic PAO service module with pump-fed main engines and separate RCS/main engine propellant feed system but with no base flange for a shroud. Equipment-engine section.

AKA: Priborno-agregatniy otsek. Status: Study 1962. Thrust: 4.09 kN (919 lbf). Gross mass: 2,400 kg (5,200 lb). Unfuelled mass: 1,570 kg (3,460 lb). Specific impulse: 282 s. Height: 2.10 m (6.80 ft). Diameter: 2.30 m (7.50 ft).

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 A. Propellants: Nitric acid/Hydrazine.

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