Gross Mass: 1,134,000 kg.
Empty Mass: 77,000 kg. Thrust (vac): 1,542,000 kgf. Isp: 304 sec. Burn time: 200 sec. Propellants: Lox/KeroseneIsp(sl): 265 sec. Diameter: 10.1 m. Span: 10.1 m. Length: 28.7 m. Country: USA. No Engines: 2. F-1Status: Study, NASA, 1960. Comments: Short Nova building block. Four used in stage 1, one in stage 2. .