Saturn MS-IVB-1A

Gross Mass: 179,200 kg (395,000 lb). Empty Mass: 20,400 kg (44,900 lb). Thrust (vac): 1,031.600 kN (231,913 lbf). Isp: 421 sec. Burn time: 625 sec. Propellants: Lox/LH2. Isp(sl): 200 sec. Diameter: 6.61 m (21.68 ft). Span: 6.61 m (21.68 ft). Length: 22.82 m (74.86 ft). Country: USA. No Engines: 1. Engine: J-2. Status: Study 1966.

S-IVB with 16.5 foot stretch, 350,000 pounds propellant, standard J-2 engine.

Used on Launch Vehicles:

Saturn MLV-V-1A.

Saturn V-23(L).

Saturn V-24(L).

Saturn V-25(S)B.

Saturn V-ELV.

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