This page no longer updated from 31 October 2001. Latest version can be found at MB-3-1

MB-1/MB-3 -

Credit: Mark Wade. 6,405 bytes. 127 x 235 pixels.

Manufacturer Name: MB-3. Designer: Rocketdyne. Developed in: 1957. Application: . Used on stages: Thor DM-21. Used on launch vehicles: Delta A, Delta B, Delta C, Thor Able-Star. Propellants: Lox/Kerosene Thrust(vac): 77,564 kgf. Thrust(vac): 760.60 kN. Isp: 285 sec. Isp (sea level): 250 sec. Burn time: 164 sec. Mass Engine: 643 kg. Diameter: 2.4 m. Chambers: 1. Chamber Pressure: 40.00 bar. Area Ratio: 8.00. Thrust to Weight Ratio: 120.63. Country: USA. Status: Out of Production. First Flight: 1960. Last Flight: 1969. Flown: 47. Comments: Designed for booster applications. Gas generator, pump-fed.
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Last update 12 March 2001.
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