Specials
About Us

 

 

PT6 Engine Models

Model Number Shaft H/P Weight(lbs) Notes
PT6A-6 550 284 The PT6A-6 is the basic model in the PT6 Turboprop Series.
PT6A-6A 550 284 The PT6A-6A is similar to the basic model, but incorporates provisions for reversing propeller.
PT6A-6B 550 284 Similar to the basic model, incorporating reversing mechanism, and using the PT6A-20 linkages.
PT6A-11 500 317 The PT6A-11 is a de-rated PT6A-21.
PT6A-11AG 500 317 Same as PT6A-11, intended for agricultural use.
PT6A-15AG 680 315 Similar to the PT6A-27/28, intended for agricultural use.
PT6A-6/C20 550 289 The PT6A-6/C20 is the designation for the PT6A-6 engines brought up to PT6A-20 standards.
PT6A-20 550 289 Similar to the basic model having a max. continuous rating equal to T/O rating.
PT6A-20A 550 289 Similar to the PT6A-20 with different exhaust port configuration & optional reversing system.
PT6A-20B 550 289 Similar to the PT6A-20 except for optional reversing system.
PT6A-21 550 330 The PT6A-21 is basically a de-rated PT6A-27.
PT6A-25 550 330 Similar to the PT6A-21, except for inverted flight modifications, optional torque controller and aluminum castings.
PT6A-25A 550 330 Similar to the PT6A-25, with magnesium castings in place of aluminum castings.
PT6A-25C 550 330 Similar to the PT6A-25, utilizing a PT6A-34 hot section,PT6T-3B Stage 1 compressor blades, long inducer propeller,PT6A-100 large bore reduction gears and PT6A-25A installation features - Rated same as PT6A-34.
PT6A-27 680 315 Similar to the basic model featuring higher ratings, revised engine parts and integrated reversing mechanism.
PT6A-28 680 315 Similar to the PT6A-27, with higher ITT limits.
PT6A-29 750 315 The PT6A-29 is similar to the basic model, but features higher ratings and has revised Stage 1 reduction gearing.
PT6A-34 750 331 Similar to the PT6A-27, but has a compressor turbine similar to the PT6T-3 for higher ratings.
PT6A-34B 750 331 Same as PT6A-34 except for aluminum major castings in place of magnesium alloy.
PT6A-34AG 750 331 The agricultural version of the PT6A-34.
PT6A-36 750 331 Similar to the PT6A-34 having increased ITT limits.
PT6A-38 750 380 The PT6A-38 is a de-rated PT6A-41.
PT6A-40 750 404 Similar to the PT6A-42, except for increased flat rating and manual fuel control override.
PT6A-41 850 403 The PT6A-41 is an engine model which features a modified compressor and 2-stage power turbine for higher ratings.
PT6A-41AG 850 403 The agricultural version of the PT6A-41.
PT6A-42 850 403 Similar to the PT6A-41 except for increased cruise rating and increased ITT limits with improved compressor reduced loss exhaust ducts.
PT6A-45 1120 423 The PT6A-45 is similar to the PT6A-41 with increased reduction gearing for higher ratings.
PT6A-45A 1173 423 Same as PT6A-45 with increased T/O ratings and ITT limits.
PT6A-45B 1173 423 Similar to the PT6A-45A except for increased augmentation fluid flow for T/O rating to a higher inlet temperature.
PT6A-45R 1197 423 Similar to the PT6A-45B except for provision for automatic power increase from Alt. T/O power to T/O power.
PT6A-50 1120 580 The PT6A-50 is similar to the PT6A-45A with a new reduction gearbox.
PT6A-60 1050 475 The PT6A-60 is an up-rated PT6A-42, featuring a new Stage 1 compressor gas producer turbine from the PT6A-65, and gearbox from the PT6A-45.
PT6A-60A 1050 475 Similar to the PT6A-60 except for upgraded altitude performance.
PT6A-61 850 429 Basically a PT6A-60 with a PT6A-42 gearbox.
PT6A-61A 850 429 Upgraded PT6A-60 for up-rated altitude performance.
PT6A-62 950 475 Similar to the PT6A-60, but is de-rated to 950 SHP - used on the Pilatus PC-9.
PT6A-64 700 456 700 456 Similar to the PT6A-66 - de-rated with a Max. ITT of 1472 degrees.
PT6A-65AG 1300 486 Agricultural version of the PT6A-65.
PT6A-65AR 1424 486 Similar to the PT6A-65R except for up-rated maximum continuous power rating.
PT6A-65AR 1424 486 Similar to the PT6A-65R except for up-rated maximum continuous power rating.
PT6A-65B 1173 481 The PT6A-65B is similar to the PT6A-45 except for an additional axial compressor stage and increased diameter gas producer turbine wheel.
PT6A-65R 1376 481 The PT6A-65B is similar to the PT6A-45 except for an additional axial compressor stage and increased diameter gas producer turbine wheel.
PT6A-65R 1376 481 The PT6A-65R is identical to the PT6A-65B except for reverse T/O rating.
PT6A-66 850 470 The PT6A-66 is the basic free turbine turbo-propulsion engine model. This engine can be overhauled or maintained as three modules.
PT6A-67 1200 506 Has a max ITT of 1544 degrees with a T/O output speed of 1700 rpm.
PT6A-67A 1200 506 Similar to the PT6A-67 with a Max. ITT of 1562 degrees. Used on the Beech Starship.
PT6A-67AF 1100 506 Flat-rated PT6A-67 used on the Conair/IMP Turbo-Firecat.
PT6A-67B 1200 517 Similar to the PT6A-67A, with a Max. ITT of 1472 degrees.
PT6A-67CF 1650 517 The PT6A-67CF is a growth version of the -67AF and is flat-rated to 1650 shp.
PT6A-67D 1279 515 Similar to the PT6A-67A, but is higher rated. Maximum ITT is at 1571 degrees.
PT6A-67R 1424 515 Similar to the PT6A-67, but with a max. ITT of 1571 degrees. Also includes provisions for automatic power increases from Alt. T/O power to T/O power.
PT6A-110 475 321 Similar to the PT6A-11 except for the introduction of the PT6A135 reduction gearbox.
PT6A-112 500 321 Similar to the PT6A-27, except that it incorporates PT6A41 fuel system concepts and PT6A-135 RGB.
PT6A-114 600 337 Similar to the PT6A-135 with a single port exhaust and PT6A-41 fuel system, PT6A-135 RGB.
PT6A-116 700 320 Similar to the PT6A-135 except for reduced T/O and max. continuous power & torque limit, and with PT6A-121 externals.
PT6A-121 615 316 Similar to the PT6A-21 except for a PT6A-136 RGB and PT6A-112 Power Turbine.
PT6A-135 750 320 Similar to the PT6A-36 except for new reduction gearbox and higher cruise rating.
PT6A-135A 750 320 Similar to the PT6A-135 except for an increased thermodynamic capability compressor.

Above information is for reference only. IAS/TES is not responsible for any discrepancies in any of the facts detailed above.

 

 

Comments and Suggestions to info@iascanada.com
Copyright 1998-2000 iascanada.com, Inc. All Rights Reserved.