TM 1-1510-224-10 NORMAL CRUISE POWER 1500 RPM ISA -20°C WEIGHT® 16,000 POUNDS 14,000 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 0 -5 94 625 1250 233 226 94 624 1248 234 227 2000 -4 -9 94 606 1212 231 230 94 605 1210 232 232 4000 -8 -13 94 589 1178 230 236 94 588 1176 232 238 6000 -12 -17 94 576 1152 227 240 94 576 1152 229 242 8000 -15 -21 94 565 1130 225 245 94 565 1130 227 247 10,000 -19 -25 94 555 1110 223 250 94 555 1110 225 252 12,000 -23 -29 94 545 1090 220 255 94 545 1090 222 257 14,000 -27 -33 94 536 1072 218 259 94 536 1072 220 262 16,000 -30 -37 94 529 1058 215 264 94 528 1056 218 267 18,000 -34 -41 93 517 1034 212 268 94 518 1036 214 271 20,000 -38 -45 90 495 990 206 269 90 496 992 209 273 22,000 -42 -49 84 467 934 198 268 85 468 936 202 272 24,000 -46 -53 79 439 878 191 267 80 440 880 194 271 26,000 -50 -57 73 407 814 181 263 74 409 818 186 269 28,000 -54 -60 67 374 748 170 256 67 376 752 176 264 29,000 -57 -62 63 357 714 164 252 64 359 718 171 261 31,000 -61 -66 57 327 654 152 242 58 329 658 160 254 33,000 -66 -70 51 297 594 137 227 52 300 600 148 245 35,000 -69 -74 - - - - - - - - - - - - - - - 46 271 542 134 231 BT05237 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 7-53.  Normal Cruise Power at 1500 RPM - ISA -20°C (Sheet 1 of 2) 7-80