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  • Learn
    • Educational Outreach
    • F-1 Engine
    • 2020 Commemorative Pin
  • About
  • Updates
  • Contact

F-1 Engine

The F-1 Engine

5 F-1 engines were used to power the first stage of the Apollo V vehicle. Each engine has the follow stats;

Length 19ft
Width 12ft 4in
Thrust (sea level) 1,500,000lb
Thrust (sea level) 1,522,000lb (Apollo 9 and on - Block 4 engines and beyond)

Specific Impulse (sea level) 260 sec.
Specific Impulse (sea level) ​263 sec. (Apollo 9 and on - Block 4 engines and beyond)

​Learn about the F-1 Engine revisions and upgrades
Picture
Static fire of an F-1 engine. Image: NASA

Where they are

114? R&D F-1 engines were made
  • 1 F-1 development engine on display at Infinity Science Center (MS) (F-040)
  • 1 F-1 development engine on display at the Air Zoo (MI) (F-041)
  • 1 F-1 development engine on display at Stafford Air & Space Museum (OK) (F-114-2)

98 production F-1 engines were made;
  • 65 F-1 engines launched 13 Saturn V's. 
  • 10 F-1 engines were installed in 2 production Saturn V's that never flew.
    • AS-514 is on display at Johnson Space Center (TX)
    • AS-515 is on display at the Infinity Science Center (MS)
  • 10 F-1 engines were installed on 2 ground test Saturn V's (S-IC-T & S-IC-D) that were never intended to fly.
    • ​S-IC-T on display at the Apollo/Saturn V Center at KSC (FL)
    • S-IC-D on display at the Space and Rocket Center at Huntsville (AL)
  • 1 F-1 engine on display at the Space and Rocket Center at Huntsville (AL) (F-4028)
  • 2 F-1 engine on display at Marshall Space Flight Center (AL) (F-4023 and F-5036)
  • 1 F-1 engine on display at Science Museum Oklahoma (OK) (Production F-107-1, unknown official serial#)
  • 1 F-1 engine on display  at the Museum of Flight (WA) (F-6049)
  • 1 F-1 engine on display in Chatsworth (CA)
  • 1 F-1 engine on display at The New Mexico Museum of Space History (NM)
  • 2 F-1 engines on display at the Smithsonian Museum (F-1001, complete and F-6045, 1/4)
  • 2 F-1 engines were scrapped after being damaged in a fire during a static fire test (F-2070 & F-2072)
  • 1 F-1 engine cut up and disassembled for studying (F-6090)

Engine Serial numbers by launch vehicle

Apollo 4 (AS-501)
F-3013 (F-2013) - Engine 1
F-3015 (F-2015) - Engine 2
F-3016 (F-2016) - Engine 3
F-3012 (F-2012) - Engine 4
F-3011 (F-2011) - Engine 5

F-3014 (F-2014) - was replaced by F-3016
Apollo 6 (AS-502)
F-4017 (F-2017) - Engine 1
F-4018 (F-2018) - Engine 2
F-4019 (F-2019) - Engine 3
F-4021 (F-2021) - Engine 4
F-4020 (F-2020) - Engine 5

F-4028 (F-2028) was a spare engine for this flight and was not used

Apollo 8 (AS-503)
F-4024 (F-2024) - Engine 1
F-4022 (F-2022) - Engine 2
F-4025 (F-2025) - Engine 3
F-4026 (F-2026) - Engine 4
F-4027 (F-2027) - Engine 5

F-4023 (F-2023) was rejected from this flight due to a leak in the fuel pump and was replaced by F-4024 and the spare engine for the flight, F-4027  took the location that F-4024 was in.
Apollo 9 (AS-504)
F-5029 (F-2029) - Engine 1
F-5032 (F-2032) - Engine 2
F-5031 (F-2031) - Engine 3
F-5033 (F-2033) - Engine 4
F-5030 (F-2030) - Engine 5
Apollo 10 (AS-505)
F-5035 (F-2035) - Engine 1
F-5041 (F-2041) - Engine 2
F-5040 (F-2040) - Engine 3
F-5042 (F-2042) - Engine 4

F-5034 (F-2034) - Engine 5

F-5036 (F-2036) - Was removed and placed in storage, it was switched out with F-5034 (F-2034)
Apollo 11 (AS-506)
F-6043 (F-2043) - Engine 1
F-6046 (F-2046) - Engine 2
F-6051 (F-2051) - Engine 3
F-6054 (F-2054) - Engine 4
F-6044 (F-2044) - Engine 5 - This engine was recovered from the Atlantic by Jeff Bezos

F-6049 (F-2049) was removed from the vehicle prior to flight due to a glitch. It was later displayed vertically at the Museum of Flight in Seattle, WA. It was also used for testing in 

F-6047 (F-2047) was removed prior to static fire and later installed on Apollo 12.

Apollo 12 (AS-507)
F-6048 (F-2048) - Engine 1
F-6052 (F-2052) - Engine 2
F-6047 (F-2047) - Engine 3
F-6053 (F-2053) - Engine 4
F-6050 (F-2050) - Engine 5
Apollo 13 (AS-508)
F-6055 (F-2055) - Engine 1
F-6058 (F-2058) - Engine 2
F-6057 (F-2057) - Engine 3
F-6078 (F-2078) - Engine 4
F-6056 (F-2056) - Engine 5

The space engine F-6078 replaced F-6059 which was later installed on Apollo 16
Apollo 14 (AS-509)
F-6061 (F-2061) - Engine 1
F-6064 (F-2064) - Engine 2
F-6063 (F-2063) - Engine 3
F-6065 (F-2065) - Engine 4
F-6062 (F-2062) - Engine 5
Apollo 15 (AS-510)
F-6088 (F-2088) - Engine 1
F-6069 (F-2069) - Engine 2
F-6068 (F-2068) - Engine 3
F-6071 (F-2071) - Engine 4
F-6073 (F-2073) - Engine 5

F-6088 was the spare engine and replaced F-6066 following a checkout failure. F-6066 was installed on AS-515
Apollo 16 (AS-511)
F-6095 (F-2095) - Engine 1
F-6096 (F-2096) - Engine 2
F-6087 (F-2087) - Engine 3
F-6094 (F-2094) - Engine 4
F-6059 (F-2059) - Engine 5

Initial setup was changed after an engine fire during the static fire;
F-6049 - Engine 1 - became spare for AS-514 and AS-515
F-6045 - Engine 2 - transferred to the Smithsonian museum
F-6072 - Engine 3 - Scrapped
F-6060 - Engine 4 - Installed on AS-515
F-6070 - Engine 5 - Scrapped
Apollo 17 (AS-512)
F-6084 (F-2084) - Engine 1
F-6076 (F-2076) - Engine 2
F-6075 (F-2075) - Engine 3
F-6083 (F-2083) - Engine 4
F-6074 (F-2074) - Engine 5
Skylab (AS-513)
F-6079 (F-2079) - Engine 1
F-6080 (F-2080) - Engine 2
F-6082 (F-2082) - Engine 3
F-6077 (F-2077) - Engine 4
F-6081 (F-2081) - Engine 5
NASA Johnson Space Center (AS-514)
F-6089 (F-2089) - Engine 1
F-6093 (F-2093) - Engine 2
F-6085 (F-2085) - Engine 3
F-6086 (F-2086) - Engine 4
F-6092 (F-2092) - Engine 5

​F-6049 (F-2049) was the space for this vehicle
INFINITY Science Center (AS-515)
F-6066 (F-2066) - Engine 1
F-6091 (F-2091) - Engine 2
F-6097 (F-2097) - Engine 3
F-6060 (F-2060) - Engine 4
F-6098 (F-2098) - Engine 5

​F-6049 (F-2049) was also the spare for this vehicle

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