AKA: R-36M St 2. Status: Active. Thrust: 760.00 kN (170,850 lbf). Gross mass: 49,000 kg (108,000 lb). Unfuelled mass: 3,000 kg (6,600 lb). Burn time: 153 s. Height: 6.00 m (19.60 ft). Diameter: 3.00 m (9.80 ft).