TM 1-1510-224-10 NORMAL CRUISE POWER 1500 RPM ISA +20°C WEIGHT® 12,000 POUNDS 10,000 POUNDS PRESSURE ALTITUDE IOAT OAT TORQUE PER ENGINE FUEL FLOW PER ENGINE TOTAL FUEL FLOW IAS TAS TORQUE PER ENGINE FUEL FLOW PER ENGINE TOTAL FUEL FLOW IAS TAS FEET °C °C PERCENT LBS/HR LBS/HR KTS KTS PERCENT LBS/HR LBS/HR KTS KTS 0 40 35 94 636 1272 230 239 94 636 1272 231 241 2000 37 31 94 615 1230 228 244 94 615 1230 229 245 4000 33 27 92 588 1176 223 247 93 589 1178 225 248 6000 29 23 89 557 1114 218 248 89 558 1116 219 250 8000 25 19 85 528 1056 213 249 85 529 1058 214 251 10,000 21 15 82 500 1000 207 251 82 501 1002 209 253 12,000 17 11 79 474 948 202 252 79 475 950 204 255 14,000 13 7 74 446 892 195 252 74 447 894 197 255 16,000 9 3 70 420 840 188 251 70 420 840 191 255 18,000 5 -1 66 395 790 182 251 66 396 792 185 255 20,000 1 -5 62 371 742 175 250 62 371 742 178 255 22,000 -3 -9 58 348 696 168 249 58 349 698 172 254 24,000 -7 -13 54 325 650 161 246 55 326 652 165 252 26,000 -11 -17 51 305 610 153 244 51 305 610 158 251 28,000 -15 -20 47 286 572 145 240 47 287 574 151 249 29,000 -17 -22 45 277 554 141 238 46 278 556 147 248 31,000 -21 -26 42 258 516 132 232 42 259 518 140 245 33,000 -26 -30 38 238 476 121 222 39 240 480 131 240 35,000 -29 -34 --- --- --- --- --- 35 220 440 122 232 BT05229 NOTE During  operations  with  ice  vanes  extended,  torque  will  decrease  approximately 12%,  fuel  flow  will  decrease  approximately  8%,  and  true  airspeed  will  be  reduced by approximately 15 knots. Figure 7-57.  Normal Cruise Power at 1500 RPM - ISA +20°C (Sheet 2 of 2) 7-89