Leerjet 35/36 Developed for Training Purposes 4J-5
February 1998
Oxygen System
Actual Time of Useful Consciousness
Actual Altitude Time
15,000 to 18,000 ft 30 Minutes or More
22,000 ft 5 to 10 Minutes
25,000 ft 3 to 5 Minutes
28,000 ft 2
1/2 to 3 Minutes
30,000 ft 1 to 2 Minutes
35,000 ft 30 to 60 Seconds
40,000 ft 15 to 20 Seconds