This page no longer updated from 31 October 2001. Latest version can be found at Shuttle RSRM

Gross Mass: 590,000 kg. Empty Mass: 88,000 kg. Thrust (vac): 1,174,713 kgf. Isp: 267 sec. Burn time: 123 sec. Propellants: Solid Isp(sl): 235 sec. Diameter: 3.8 m. Span: 5.1 m. Length: 45.5 m. Country: USA. No Engines: 1. RSRM Status: Hardware. Other designations: Redesigned Solid Rocket Motor. Comments: After the Challenger disaster the redesigned solid rocket motors had a slight reduction in performance due to reliability improvements.
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Last update 12 March 2001.
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© Mark Wade, 2001 .