N3 Block A Gross Mass: 150,000 kg (330,000 lb). Empty Mass: 10,000 kg (22,000 lb). Thrust (vac): 2,694.370 kN (605,718 lbf). Isp: 336 sec. Burn time: 155 sec. Propellants: Lox/Kerosene. Isp(sl): 290 sec. Diameter: 4.80 m (15.70 ft). Span: 6.80 m (22.30 ft). Length: 12.00 m (39.00 ft). Country: Russia. No Engines: 7. Engine: NK-19. Status: Out of Production. Other designations: N Block V.                   Contact us with any corrections, additions, or comments. Conditions for use of drawings, pictures, or other materials from this site.. To contact astronauts or cosmonauts. © Mark Wade, 1997 - 2007 except where otherwise noted.

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