X-256

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Engine Model: X-256. Designer: Hercules. Gross Mass: 900 kg (1,980 lb). Empty Mass: 322 kg (709 lb). Propellants: Solid. Thrust(vac): 257.500 kN (57,888 lbf). Burn time: 4.40 sec. Diameter: 0.46 m (1.50 ft). Length: 3.90 m (12.70 ft). Country: USA. X-256 used on Rocket Stages Used on stage: Terrier. on launch vehicle: Black Brant. Used on stage: Terrier. on launch vehicle: Sandhawk. Used on stage: Terrier. on launch vehicle: Tater. Used on stage: Terrier. on launch vehicle: Terrier. Used on stage: Terrier. on launch vehicle: Tomahawk Sandia. 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 - 2008 except where otherwise noted.