M55/TX-55/Tu-122 Designer: Thiokol. Gross Mass: 23,077 kg (50,876 lb). Empty Mass: 2,292 kg (5,052 lb). Propellants: Solid. Thrust(vac): 792.000 kN (178,048 lbf). Isp: 262 sec. Isp (sea level): 237 sec. Burn time: 60 sec. Diameter: 1.67 m (5.47 ft). Length: 7.49 m (24.57 ft). Chambers: 1. Country: USA. Status: In production. First Flight: 2000. Last Flight: 2006. Flown: 5.00. M55/TX-55/Tu-122 used on Rocket Stages Used on stage: Minuteman-1. on launch vehicle: Minotaur. Used on stage: Minuteman-1. on launch vehicle: Saturn IB-C. Used on stage: Minuteman-1. on launch vehicle: Saturn INT-14. Used on stage: Minuteman-1. on launch vehicle: Saturn INT-15. Used on stage: Minuteman-1. on launch vehicle: Saturn INT-19.                   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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