RD-253 engine Credit: Khrunichev |
Status: Development ended 1968. Thrust: 5,139.60 kN (1,155,428 lbf). Gross mass: 399,400 kg (880,500 lb). Unfuelled mass: 26,000 kg (57,000 lb). Specific impulse: 328 s. Burn time: 225 s. Height: 20.83 m (68.33 ft). Diameter: 4.15 m (13.61 ft). Span: 7.50 m (24.60 ft).
No Engines: 3.