Cessna Hawk XP - Page 21

SECTION 5 _..;E
PERFORMANr
)
CESSNA
MODEL R172K
CRUISE PERFORMANCE
PRESSURE ALTITUDE 4000 FEET
CONDITIONS :
2550 Pounds
Recommended Lean
Mixture
Cowl Flap Closed
20°c BELOW
STANDARD TEMP
-13°C
RPM
MP
%
KTAS
BHP
GPH
2600
23
81
126
11.5
22
76
122
10.8
J .
21
71
119
10.0
9 ,
\ 20
66
114
9.3
2500
'24
82
126
11 .6
{3
77
123
11 .0
22
73
120
10.3
21
68
116
9.6
2400
24
77
123
10.9
23
72
120
10.2
22
68
116
9.6
®
63
112
8.9
2300
24
72
120
10.2
23
68
116
9.6
~
63
112
9.0
-·
21
59
108
8.4
2200
24
68
116
9.6 {
63
112
9.0 \
NOTE
For best fuel economy at 70% power or less, op-
erate at 1 GPH leaner than shown in this chart
or at peak EGT if an EGT indicator is installed.
STANDARD
20°c ABOVE
TEMPERATURE
STANDARD TEMP
7°c
27°c
%
%
KTAS
GPH
KTAS
GPH
BHP
BHP
79
127
11.1
76
127
10.7
73
123
1.0.4
71
123
10.0
68
119
9.7
66
119
9.3
63
114
9.0
61
113
8.7
79 ' •, 127
11 .2
77
128
10.8
75
124
10 .6
72
124
10 .2
70
120
9.9
68
120
. 9.6
65
116
9.31-
. 63
116
9.0
'
74
124
10.5
72
124
10.2
70
120
9.P
68
120
9.5
65
116
9,2
63
116
9.0
l
61
111
8.6 }
59
110
8.4
70
120
9.9
67
120
9.5
65
116
9.3
63
116
9.0
{
61
I IL ,
13~
59
111
8.4
57
107
tl.1
55
106
7.9
. 65
116
9.2
63
115
8.9
(
61
112
~
tl.7 ./
59
111
8.4
--
59
108
- B. 'f'
_ 57_
107
8.J.
55
106
7.9
21
55
103
7.9
!.::.
5-16
- \
53
102
7.6
51
20
!il
98
7.3
49
97
7.1
47
19
46
92
6.8
45
91
6.6
43
Figure 5-7. C.rnise Performance ( Sh eet 2 of / 6)
Fig, f
--
101
7.4
95
6.9
89
6.4
'-.C:SSNA
MODEL R172K
CRUISE PERFORMANCE
PRESSURE ALTITUDE 6000 FEET
CONDITIONS:
2550 Pounds
Recommended
Lean Mixture
Cowl Flap Closed
20°c BELOW
STANDARD TEMP
-
17°c
%
KTAS
GPH RPM
MP
BHP
2600
23
---
--
-
- - -
22
79 126
11.2
21
74
123
10.5
20
69
119
9.7
2500
23
80
127
11.3
22
76
124
10.7
21
71
120
10.0
20
66
116
9.3
2400
23
75
124
10.6
22
70
' 120
9.9
21
65
116
9.3
20
61
111
8.6
2300
23
71
120
10.0
22
66
116
9.3
21
61
112
8.7
20
57
107
8.1
2200
23
66
116
9.3
22
62
112
8.7
21
57
107
8.2
20
53
102
7.6
19
49 96
7.1
18
44 90
6.6
NOTE
For best fuel economy at 70% power
or less, op-
erate at 1 GPH leaner than shown in this chart
or at peak EGT if an EGT indicator is installed.
STANDARD
20°c ABOVE
TEMPERATURE
STANDARD TEMP
3°C
23°C
%
GPH
%
KTAS
GPH
KTAS
BHP BHP
81
131 11.5
79
131
11.1
76
127
10.8
74
127 10.4
71
123 10.1
69
123 9.7
66
118 9.3
64 118 9.1
77
128 10.9
75
128 10.6
73
124 10.3
70
124 9.9
68
120
9.6
66 120 9.3
63
116 9.0
61
115 8.7
72
124 10.2
70 124 9.9
68
120
9.6
65 120 9.3
63
115
9.0
61 114
8.7
I~ 59
llU
8.4 )
57 109
8.1
68
120
9.6
66
120
9.3
64
116 9.0
61 115
8.7
'b!:I 111
8.4 )
57
110
8.2
55
105 7.9
53 105
7.6
63
116 9.0
61
115
8.7
c 59
111
8 .~
57
110
8.2
55
luo
t .9 53
105
7.7
51
101 7.4 49
99 7.2
47
95
6.8
45 93 6.7
43
89
6.4
41
87
6.2
Figure 5-7. Cruise Performance ( Sheet 3 of 6)