TM 55-1510-215-10
Table 2-2. Oxygen Duration (sheet 11 of 11)
CREW MEMBER DURATION IN HOURS
CABIN
GAGE PRESSURE - PSI, U-21G
ALTITUDE
214 CUBIC FOOT SYSTEM
FEET
2000
1800
1500
1200
900
600
300
12.0
10.8
9.0
7.2
5.3
3.5
1.7
ONE
10,000
41.9
37.7
31.3
25.0
18.7
12.4
6.1
MAN
CREW
14.8
13.3
11.1
8.8
6.6
4.4
2.2
15,000
41.9
37.7
31.3
25.0
18.7
12.4
6.1
19.7
17.7
14.8
11.8
8.8
5.8
2.9
20,000
34.6
31.2
25.9
20.7
15.5
10.3
5.0
6.0
5.4
4.5
3.6
2.7
1.8
0.9
TWO
10,000
20.9
18.8
15.7
12.5
9.4
6.2
3.0
MAN
CREW
7.4
6.6
5.5
4.4
3.3
2.2
1.1
15,000
20.9
18.8
15.7
12.5
9.4
6.2
3.0
9.9
8.9
7.4
5.9
4.4
2.9
1.4
20,000
17.3
15.6
13.0
10.4
7.7
5.1
2.5
5.5
4.9
4.1
3.3
2.4
1.6
0.8
TWO
10,000
15.7
14.1
11.8
9.4
7.0
4.7
2.3
MAN
CREW
6.5
5.9
4.9
3.9
2.9
1.9
1.0
PLUS
15,000
15.2
13.7
11.4
9.1
6.8
4.5
2.2
ONE
PASS
8.2
7.4
6.2
4.9
3.7
2.4
1.2
20,000
12.9
11.6
9.7
7.7
5.8
3.8
1.9
5.0
4.5
3.8
3.0
2.2
1.5
0.7
TWO
10,000
12.6
11.3
9.4
7.5
5.6
3.7
1.8
MAN
CREW
5.8
5.3
4.4
3.5
2.6
1.7
0.9
PLUS
15,000
12.0
10.8
9.0
7.2
5.3
3.5
1.7
TWO
PASS
7.1
6.4
5.3
4.2
3.2
2.1
1.0
20,000
10.3
9.3
7.7
6.2
4.6
3.1
1.5
4.7
4.2
3.5
2.8
2.1
1.4
0.7
TWO
10,000
10.5
9.4
7.8
6.3
4.7
3.1
1.5
CREW
PLUS
5.3
4.8
4.0
3.2
2.4
1.6
0.8
THREE
15,000
9.9
8.9
7.4
5.9
4.4
2.9
1.4
PASS
6.2
5.6
4.7
3.7
2.8
1.8
0.9
20,000
8.6
7.7
6.4
5.1
3.8
2.5
1.2
4.3
3.9
3.2
2.6
1.9
1.3
0.6
TWO
10,000
9.0
8.1
6.7
5.4
4.0
2.7
1.3
MAN
CREW
4.8
4.3
3.6
2.9
2.2
1.4
0.7
PLUS
15,000
8.4
7.5
6.3
5.0
3.7
2.5
1.2
FOUR
PASS
5.5
5.0
4.2
3.3
2.5
1.6
0.8
20,000
7.3
6.6
5.5
4.4
3.3
2.2
1.1
4.1
3.6
3.0
2.4
1.8
1.2
0.6
TWO
10,000
7.9
7.1
5.9
4.7
3.5
2.3
1.1
MAN
CREW
4.4
4.0
3.3
2.7
2.0
1.3
0.6
PLUS
15,000
7.3
6.5
5.5
4.4
3.3
2.2
1.1
FIVE
PASS
5.0
4.5
3.7
3.0
2.2
1.5
0.7
20,000
6.4
5.8
4.8
3.8
2.9
1.9
0.9
3.8
3.4
2.8
2.3
1.7
1.1
0.6
TWO
10,000
7.0
6.3
5.2
4.2
3.1
2.1
1.0
MAN
CREW
4.1
3.7
3.1
2.5
1.8
1.2
0.6
PLUS
15,000
6.4
5.8
4.8
3.9
2.9
1.9
0.9
SIX
PASS
4.6
4.1
3.4
2.7
2.0
1.3
0.7
20,000
5.7
5.1
4.3
3.4
2.5
1.7
0.8
NOTES:
1. Top figures indicate 100 percent oxygen mode.
2. Bottom figures indicate normal oxygen, diluter-demand mode.
3. For conservative time estimates, use next lower gage pressure.
AP 006280.11
2-52
