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Star 37
Thiokol solid rocket engine. Total impulse 161,512 kgf-sec. Motor propellant mass fraction 0.899. First flight 1963. Solid propellant rocket stage. Burner II was a launch vehicle upper stage developed by Boeing for the Air Force Space Systems Division. It was the first solid-fuel upper stage with full control and guidance capability developed for general space applications.

AKA: Burner 2; TE-M-364-1. Status: First flight 1963. Number: 180 . Thrust: 43.50 kN (9,779 lbf). Gross mass: 621 kg (1,369 lb). Unfuelled mass: 63 kg (138 lb). Specific impulse: 260 s. Specific impulse sea level: 220 s. Burn time: 42 s. Height: 0.84 m (2.75 ft). Diameter: 0.66 m (2.16 ft).

Thrust (sl): 33.600 kN (7,554 lbf). Thrust (sl): 3,428 kgf.

Subtopics

Star 37XE Thiokol solid rocket engine.

Star 37XF 8 Thiokol solid rocket engine. Out of Production. Total impulse 238,809 kgf-sec. Motor propellant mass fraction 0.924.

Star 37B Thiokol solid rocket engine. Out of Production. Total impulse 189,489 kgf-sec. Motor propellant mass fraction 0.91.

Star 37C Thiokol solid rocket engine. Out of Production. Total impulse 275,959 kgf-sec. Motor propellant mass fraction 0.921.

Star 37D Thiokol solid rocket engine. Out of Production. Total impulse 189,489 kgf-sec. Motor propellant mass fraction 0.91.

Star 37E Thiokol solid rocket engine. Out of Production. Total impulse 296,635 kgf-sec. Motor propellant mass fraction 0.926.

Star 37XF Thiokol solid rocket engine. Out of Production. Total flown included in total for Star-37XF-8. Total impulse 259,123 kgf-sec. Motor propellant mass fraction 0.929.

Star 37F Thiokol solid rocket engine. Out of Production. Total impulse 249,177 kgf-sec. Motor propellant mass fraction 0.928.

Star 37G Thiokol solid rocket engine. Out of Production. Total impulse 304,620 kgf-sec. Motor propellant mass fraction 0.925.

Star 37FM Thiokol solid rocket engine. In Production. Apogee kick motor for the FLTSTACOM satellite. The motor case contained the same volume as the discontinued STAR 37E.

Star 37N Thiokol solid rocket engine. Out of Production. Total impulse 162,102 kgf-sec. Motor propellant mass fraction 0.898.

Star 37XFP Thiokol solid rocket engine. In Production. Orbit insertion motor qualified for Global Positioning Satellite. Used as a replacement for the discontinued STAR 37F. Propellant: 884 kg of AP/HTPB/Al in 6Al-4V titanium case.

Star 37S Thiokol solid rocket engine. Out of Production. Total impulse 190,590 kgf-sec. Motor propellant mass fraction 0.925.

Star 37X Thiokol solid rocket engine. Out of Production. Total impulse 310,668 kgf-sec. Motor propellant mass fraction 0.928.

Star 37Y Thiokol solid rocket engine. Out of Production. Total impulse 317,856 kgf-sec. Motor propellant mass fraction 0.93.

Country: USA. Spacecraft: GPS Block 2R. Launch Vehicles: Titan 3BAS2, Atlas Agena D, Thor Burner 2, Thor Delta J, Thor Delta M, Thor Delta M6, Delta 0900, Delta 1914, Delta 2914, Delta 3914, N-2, N-2 (2), Delta 0100, Delta 1000, Thor Burner, Delta 2000, Delta 3000. Propellants: Solid. Stages: Star 37. Agency: Thiokol. More at: 9714.

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