TM 1-1510-218-10 7-53 RECOMMENDED CRUISE POWER 1800 RPM ISA – 30 °C NOTE: 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 FUEL FLOW TOTAL @12,000 LB @11,000 LB @10,000 LB FEET ° C ° C % LB/HR IAS TAS IAS TAS IAS TAS SL -10 -15 100 968 246 234 247 235 248 235 2,000 -14 -19 100 944 244 238 245 239 245 240 4,000 -17 -23 100 920 242 243 242 243 243 244 6,000 -21 -27 100 896 239 247 240 248 241 249 8,000 -25 -31 100 876 237 252 238 253 239 254 10,000 -29 -35 100 858 235 257 256 258 237 259 12,000 -32 -39 100 844 233 262 234 263 234 264 14,000 -36 -43 100 834 230 267 231 268 232 269 16,000 -40 -47 100 826 228 272 229 273 230 275 18,000 -43 -51 100 818 225 278 227 279 228 280 20,000 – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – 22,000 – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – 24,000 – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – 26,000 – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – 28,000 – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – 29,000 – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – 31,000 – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – 33,000 – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – 35,000 – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – Figure 7-49.  Recommended Cruise Power, 1800 RPM, ISA – 30 °C