LAUNCHING THE SATURN V.
APOLLO SATURN V J-2 ENGINE ACTUATOR VALVE.
Steel propellant utilization valve. 6 inches tall, 5 inches in diameter. 7 pounds 8 ounces. Manufactured by Rocketdyne, part number: "251010-11", serial number: "IL68". 40/115 volt 400 cycle system.
An electrically operated, two-phase, motor-driven, oxidizer-transfer valve and is located at the oxidizer turbo pump outlet volute. The propellant utilization valve ensures the simultaneous exhaustion of the contents of the propellant tanks. During engine operation, propellant level sensing devices in the vehicle propellant tanks control the valve gate position for adjusting the oxidizer flow to ensure simultaneous exhaustion of fuel and oxidizer.