TM 1-1510-218-10 7A-67 NORMAL CRUISE POWER 1800 RPM ISA + 20 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 41 35 100 994 237 246 238 247 239 248 240 249 2000 37 31 100 968 235 251 236 252 237 253 237 254 4000 33 27 100 940 232 255 233 257 234 258 235 259 6000 29 23 100 914 230 261 231 262 232 263 233 264 8000 26 19 100 890 227 266 228 267 230 268 230 269 10,000 22 15 99 862 224 270 225 271 227 273 228 274 12,000 18 11 94 806 217 270 219 271 220 273 221 275 14,000 14 7 90 762 211 270 213 273 214 274 215 276 16,000 10 3 86 722 205 271 207 273 208 276 210 277 18,000 6 -1 83 682 198 271 200 274 202 276 204 279 20,000 2 -5 80 656 193 273 195 276 197 279 199 281 22,000 -1 -9 77 626 187 273 189 277 191 280 193 283 24,000 -6 -13 72 584 178 270 181 274 184 278 186 282 26,000 -10 -17 66 538 168 264 172 270 175 274 178 279 28,000 -14 -21 60 494 155 253 161 263 165 269 169 274 29,000 -17 -22 57 472 147 245 155 257 160 266 164 272 31,000 -21 -26 52 434 – – – – – – 142 245 150 258 155 266 33,000 -25 -30 46 380 – – – – – – – – – – – – 137 245 145 259 35,000 -29 -34 44 368 – – – – – – – – – – – – – – – – – – 132 246 Figure 7A-63.  Normal Cruise Power, 1800 RPM, ISA + 20 C