AKA: Adapter Module. Status: Operational 1964. Gross mass: 591 kg (1,302 lb). Unfuelled mass: 491 kg (1,082 lb). Specific impulse: 255 s. Height: 0.92 m (3.01 ft). Diameter: 2.59 m (8.49 ft).
Structure: 160 kg (350 lb). Reaction Control System: 200 kg (440 lb). RCS Coarse No x Thrust: 6 x 420 N. RCS specific impulse: 273 sec. Spacecraft delta v: 101 m/s (331 ft/sec).