TM 1-1510-218-10 7A-69 NORMAL CRUISE POWER 1800 RPM ISA + 37 C NOTES: IOAT, TORQUE, AND FUEL FLOW BASED ON 12,000 POUNDS. TO OBTAIN FUEL FLOW PER ENGINE, DIVIDE THE TOTAL FUEL FLOW VALUE FOR THE CORRESPONDING ALTITUDE BY TWO. AIRSPEED ~ KNOTS PRESSURE ALT IOAT OAT TORQUE PER ENGINE TOTAL FUEL FLOW 13,000 LB 12,000 LB 11,000 LB 10,000 LB FEET C C % LB/HR IAS TAS IAS TAS IAS TAS IAS TAS SL 58 52 100 1002 234 250 236 251 236 252 237 253 2000 54 48 99 968 231 254 232 255 233 256 236 257 4000 50 44 97 930 227 257 228 258 229 260 231 261 6000 46 40 94 886 222 259 224 261 225 262 226 263 8000 43 36 91 838 217 260 218 262 220 264 221 265 10,000 39 32 88 792 211 262 213 264 214 266 215 267 12,000 35 28 83 738 204 261 206 264 208 266 209 268 14,000 31 24 80 700 198 262 200 265 202 267 203 269 16,000 27 20 77 664 192 262 194 265 196 268 198 270 18,000 23 16 74 630 186 263 189 266 191 269 193 272 20,000 19 12 72 606 181 265 184 269 186 272 188 275 22,000 15 8 70 584 176 266 179 271 182 274 184 278 24,000 11 4 65 544 167 262 171 268 174 273 177 277 26,000 7 0 61 502 156 254 162 263 166 269 169 274 28,000 3 -4 55 460 142 240 151 254 156 263 160 270 29,000 1 -5 53 440 130 223 143 247 151 259 156 267 31,000 -5 -9 47 400 – – – – – – 125 223 139 247 146 260 33,000 -9 -13 44 370 – – – – – – – – – – – – 121 225 134 249 35,000 – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – Figure 7A-65.  Normal Cruise Power, 1800 RPM, ISA + 37 C