LR-91-3

Manufacturer Name: AJ23-131. Government Designation: LR91-3. Designer: Aerojet. Propellants: Lox/Kerosene. Thrust(vac): 355.900 kN (80,010 lbf). Thrust(sl): 242.600 kN (54,539 lbf). Isp: 308 sec. Burn time: 225 sec. Mass Engine: 590 kg (1,300 lb). Diameter: 2.26 m (7.41 ft). Chambers: 1. Chamber Pressure: 45.00 bar. Area Ratio: 25.00. Thrust to Weight Ratio: 61.51. Country: USA. Status: Study 1957. First Flight: 1959. Last Flight: 1965. Flown: 70.

Titan 1 Stage 2 major production version.

LR-91-3 used on Rocket Stages

Used on stage: Titan 1-2. on launch vehicle: Juno V-A.

Used on stage: Titan 1-2. on launch vehicle: Super-Jupiter.

Used on stage: Titan 1-2. on launch vehicle: Titan 1.

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