BOEING 707-420 - REFERENCE INFORMATION

For standard procedures, see the Checklists tab.

Maximum Take-Off Weight

316,000 lbs


NOTE: To adjust fuel load, on the Aircraft menu, click Fuel and Load.

VMO - Maximum Operating Speed

375 KIAS

MMO - Maximum Operating Speed Mach

.889 Mach

VA - Turbulent Air Penetration Speed

280 KIAS/.73 Mach

VLO - Maximum Gear Operating Speed

270 KIAS

VLE - Maximum Landing Gear Extension Speed

320 KIAS/.83 Mach

Maximum Flap Placard Speeds

Flaps degrees

KIAS

10

230

20

218

30

207

40

200

50

185

Take-off Speeds - dry runway, flaps 30

Pressure Altitude

Outside Air Temperature (Celsius)

10000 ft
8000 ft

  h
<-35
  <-27
- 34 to -18
 -37 to -21
-17 to -3

-20 to -5
-2 to 12

-4 to 11
13 to 26

12 to 26
27 to 33

6000 ft
4000 ft

  <-15
<1
-14 to 0
2 to 15

1 to 13
16 to 26

14 to 26
27 to 38

27 to 37
39 to 41

 

2000 ft
1000 ft

<15
<22

16 to 27
23 to 33

28 to 38
34 to 44

39 to 45
45 to 48

 

 

Sea Level
- 1000 ft

<29
<36

30 to 40
37 to 46

40 to 49
47 to 49

 

 

 

WEIGHT
1000 LB

V1 VR  V2

V1 VR  V2

V1 VR  V2

V1 VR  V2

V1 VR  V2

V1 VR  V2

310
300
290

149 159 170
146 156 167
143 153 164

151 160 168
147 157 166
144 154 164

146 154 163

 

  
 

280
270
260

140 150 166
136 146 163
132 143 160

141 151 161
138 148 159
134 144 155

143 152 161
139 148 158
135 146 155

144 152 161
141 149 158
138 146 155



139 146 155

 

250
240
230

128 139 166
123 135 163
119 132 160

130 141 153
125 137 150
121 132 148

132 142 153
128 139 150
124 135 147

134 143 152
130 140 149
126 136 146

135 143 152
132 140 149
128 137 146


133 140 149
130 137 146

220
210
200

115 130 155
111 127 151
111 124 145

117 130 145
113 127 142
109 124 139

118 131 144
115 127 142
110 124 139

123 132 144
118 128 141
113 124 138

125 134 143
120 130 140
116 126 138

126 134 143
123 131 140
118 127 137

190
180
170

111 120 137
111 120 134
111 120 132

109 120 136
109 117 133
109 117 131

107 120 136
104 117 133
104 115 131

108 120 135
104 117 132
101 115 130

111 121 134
106 117 131
101 114 128

114 123 134
108 118 131
102 113 128

Landing and Stability Speeds

BOEING 707-320/420 CRITICAL SPEEDS

2 & 3 ENG
CLIMB SPEED

MINIMUM CONTROL
SPEEDS

WEIGHT
1000 LB

THRESHOLD SPEED

STALL SPEED - KNOTS

FULL

40°

30°

20°

10°

160
170
180
190

122
126
129
133

94
97
99
102

96
99
102
105

99
102
105
108

101
104
107
110

105
109
112
115

110
113
117
120

190
195
200
210

3 ENGINE
BOOST

ON

OFF

116

178

200
210
220
230

136
140
143
146

105
108
110
113

108
110
113
116

111
113
116
119

113
116
119
122

118
121
124
127

123
126
129
132

215
220
225
2230

2 ENGINE
BOOST

240
250
260
270

149
152
155
158

116
118
120
123

118
121
123
125

121
124
126
129

124
126
129
131

129
132
135
137

135
138
141
143

235
240
245
250

ON

OFF

148

200

280
290
300
310

161
164
167
170

125
127
129
131

128
130
132
134

131
133
136
138

134
136
138
141

140
142
145
147

146
148
151
153

255
260
265
270

 

NOTE: For explanations of speeds used on this tab, see "V-speeds" in the Learning Center Glossary.