747-400F Oral > Pressurization numbers > Flashcards
Assumed landing alt if not in FMC
2000’
Assumed cruise alt if not in FMC
39,000’
Max cabin alt (normal)
8000’
Both Outflow valves close at
11,000’
Amber Cabin Alt
8,500’
Red Cabin Alt
10,000’
Masks drop
14,000’