737 MAX Flight Crew Operations Manual
Performance Inflight
Chapter PI
All Engine
Section 31
737-8/LEAP-1B28
FAA
CATB
Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
MN-FLT-OH-201
PI.31.1
All Engine
File Highlight
All Engine
All Engine
Long Range Cruise Maximum Operating Altitude
Max Cruise Thrust
ISA + 10°C and Below
ISA + 15°C
ISA + 20°C
*Denotes altitude thrust limited in level flight, 100 fpm residual rate of climb.
WEIGHT
(1000 KG)
OPTIMUM
ALT (FT)
TAT
(°C)
MARGIN TO INITIAL BUFFET 'G' (BANK ANGLE)
1.20 (33°)
1.25 (36°)
1.30 (39°)
1.40 (44°)
1.50 (48°)
85
33500
-12
35000*
35000*
35000*
34200
32600
80
34800
-15
36200*
36200*
36200*
35500
33900
75
36200
-18
37400*
37400*
37400*
36800
35200
70
37600
-18
38700*
38700*
38700*
38200
36700
65
39100
-18
40000*
40000*
40000*
39800
38200
60
40800
-18
41000
41000
41000
41000
39900
55
41000
-18
41000
41000
41000
41000
41000
50
41000
-18
41000
41000
41000
41000
41000
45
41000
-18
41000
41000
41000
41000
41000
40
41000
-18
41000
41000
41000
41000
41000
WEIGHT
(1000 KG)
OPTIMUM
ALT (FT)
TAT
(°C)
MARGIN TO INITIAL BUFFET 'G' (BANK ANGLE)
1.20 (33°)
1.25 (36°)
1.30 (39°)
1.40 (44°)
1.50 (48°)
85
33500
-6
34000*
34000*
34000*
34000*
32600
80
34800
-9
35500*
35500*
35500*
35500
33900
75
36200
-12
36700*
36700*
36700*
36700*
35200
70
37600
-12
37900*
37900*
37900*
37900*
36700
65
39100
-12
39200*
39200*
39200*
39200*
38200
60
40800
-12
40400*
40400*
40400*
40400*
39900
55
41000
-12
41000
41000
41000
41000
41000
50
41000
-12
41000
41000
41000
41000
41000
45
41000
-12
41000
41000
41000
41000
41000
40
41000
-12
41000
41000
41000
41000
41000
WEIGHT
(1000 KG)
OPTIMUM
ALT (FT)
TAT
(°C)
MARGIN TO INITIAL BUFFET 'G' (BANK ANGLE)
1.20 (33°)
1.25 (36°)
1.30 (39°)
1.40 (44°)
1.50 (48°)
85
33500
-1
32400*
32400*
32400*
32400*
32400*
80
34800
-4
34300*
34300*
34300*
34300*
33900
75
36200
-7
35800*
35800*
35800*
35800*
35200
70
37600
-7
37000*
37000*
37000*
37000*
36700
65
39100
-7
38200*
38200*
38200*
38200*
38200
60
40800
-7
39500*
39500*
39500*
39500*
39500*
55
41000
-7
40900*
40900*
40900*
40900*
40900*
50
41000
-7
41000
41000
41000
41000
41000
45
41000
-7
41000
41000
41000
41000
41000
40
41000
-7
41000
41000
41000
41000
41000
March 1, 2021