A three-stage Saturn V in the Apollo 11 (SA-506) configuration: 400+ separable parts, 154 engine components (the first stage’s five F-1 engines, plus the J-2 engines of the second and third stages), propellant and pressurization systems, guidance electronics, the instrument unit, service and command modules, the Eagle lunar module, the launch escape system — and the Launch Umbilical Tower with its swing arms at Complex 39A.