TLN02459 LIST OF CHAPTER/SECTION/SUBJECTS PT6A-140 SERIES Cleaning, Inspection, Repair Manual (Part No. 3075741) Revision No. 13, Dated May 11/2026 Front Matter Introduction Alpha/Numeric Index How to Use 72-00-00 Engine General 72-09-10 Common Parts - Engine Hardware 72-09-20 Common Parts - External Tubes 72-09-30 Common Parts - Engine Bearings 72-09-71 Common Parts - Sealing Rings 72-09-72 Common Parts - Carbon Seals 72-09-80 Common Parts - Transfer Tubes 72-09-81 Common Parts - Oil Nozzles, Jets and Nozzle Assemblies 72-09-82 Common Parts - Strainer/Filter Elements 72-09-85 Common Parts - Oil Seal Carriers 72-09-94 Common Parts - Miscellaneous Adapters, Covers and Plugs 72-09-95 Common Parts - Springs 72-09-97 Common Parts - Spacers 72-09-98 Common Parts - Retaining Nuts 72-11-10 Propeller Shaft Assembly 72-11-11 Second-stage-reduction Planet Gear 72-11-12 Second-stage-reduction Sun Gear 72-11-13 First-stage-reduction Planet Gear-set 72-11-14 First-stage-reduction Sun Gear 72-11-15 Second-stage-reduction Ring Gear 72-11-16 First-stage-reduction Ring Gear 72-11-18 First-stage Reduction Carrier 72-11-19 Second-stage Reduction Carrier 72-11-20 First-stage Planet-gear Shaft 72-11-21 Second-stage Planet-gear Shaft 72-11-22 Planet Gear Pins (First and Second Stage) 72-11-23 Accessory-drive Front-bevel Gear 72-11-24 Second-stage-reduction Carrier Plate 72-11-25 Governor-drive Bevel Gearshaft 72-11-26 Tachometer-drive Bevel-gearshaft Assembly 72-11-31 First-stage-reduction Splined Adapter 72-11-44 Reduction Gearbox Coupling 72-11-45 Governor Drive Coupling 72-11-46 Propeller-shaft Oil-seal Runner 72-11-50 Propeller-reduction-gearbox Front-housing Assembly 72-11-51 Reduction-gearbox Rear-housing Assembly 72-11-54 Main Oil-transfer Gallery 72-11-57 Propeller Thrust-bearing Cover 72-11-58 Propeller-shaft Oil-retaining Half-ring 72-11-65 Torquemeter Piston 72-11-66 Torquemeter Cylinder 72-11-67 Torquemeter Valve 72-11-68 By-pass Valve Seat 72-11-70 Propeller Oil-transfer Sleeve 72-11-76 Swivel Joint 72-11-81 Propeller-shaft Oil-transfer Tube 72-21-50 Compressor Inlet-case Assembly 72-21-51 Compressor Inlet-fairing Assembly 72-21-56 No.1-bearing Inner Housing 72-21-58 No.1-bearing Outer Housing 72-21-60 Oil-tank-pressurizing Valve Seat 72-21-61 Oil-tank-pressurizing Valve Piston 72-21-62 Oil-tank-pressurizing Valve Housing 72-21-63 Rear-fireseal Mounting-ring Assemblies 72-21-64 Oil Filter Housing 72-21-65 Check Valve Seat 72-21-66 Check Valve 72-21-69 Compressor-turbine Stator Air-seal-housing Assembly 72-21-70 Check-valve Housing Assembly 72-21-74 Thermostatic By-pass Valve 72-21-75 Air Inlet Screen 72-21-76 Oil-tank Center Tube 72-21-77 Oil-level Sight Gage 72-21-80 Accessory-gearbox Breather Tube 72-21-83 Oil Tank Adapter 72-21-86 Oil Tray 72-34-11 First-stage Compressor Rotor 72-34-12 Second-stage Compressor Disk 72-34-13 Third-stage Compressor Disk 72-34-15 Centrifugal Impeller 72-34-16 Compressor-rotor Shaft Assembly 72-34-17 Compressor Front Stub-shaft 72-34-22 Second-stage Compressor Blade 72-34-23 Third-stage Compressor Blade 72-34-25 Compressor Rotor Air-seal (No. 2-bearing Rear-seal Runner) 72-34-29 Compressor Rotor Air-seal (No.1 Bearing Air-seal) 72-34-30 Compressor-turbine Rotor Air-seal (No. 2-bearing Front-seal Runner) 72-34-32 Second-stage Compressor-disk Spacer 72-34-33 Third-stage Compressor-disk Spacer 72-34-51 First-stage Compressor-stator Assembly 72-34-52 Second-stage Compressor-stator Assembly 72-34-53 Third-stage Compressor-stator Assembly 72-34-55 Impeller Housing 72-34-56 Impeller-Housing Retaining Ring 72-34-57 Rod End Connector 72-34-96 Compressor Rotor Tie-rod 72-41-50 Gas-generator Case Assembly 72-41-51 Combustion-chamber Liner Assembly 72-41-54 Combustion-chamber Large Exit-duct 72-41-63 Fireseal Assemblies 72-41-69 Compressor Front-stator Air-seal 72-41-83 Drain Valve Adapter 72-41-84 Borescope Port Plug 72-41-86 Drain Valve 72-41-92 Bus Bars 72-51-11 Compressor Turbine Disk 72-51-21 Compressor Turbine Blade 72-51-50 Compressor-turbine Shroud Housing 72-51-51 Compressor-turbine Vane-ring Assembly 72-51-55 Combustion-chamber Exit-duct Support-flange 72-51-56 Compressor-turbine Shroud Segment 72-51-57 No.2-bearing-housing Cover Flange 72-51-58 No.2-bearing Housing Cover 72-51-59 Compressor-turbine Stator Air-seal 72-51-60 Compressor-turbine Vane-ring Lock-plate 72-51-92 Compressor-turbine Air Baffle 72-51-96 Turbine Retaining Bolt 72-53-11 Power Turbine Disk 72-53-16 Power Turbine Shaft 72-53-19 Power-turbine Shaft Coupling 72-53-21 Power Turbine Blade 72-53-35 Power-turbine Rotor Air-seal 72-53-50 Power-turbine Stator Housing 72-53-51 Power-turbine Stator Assembly 72-53-55 Power-turbine-shaft Housing Assembly 72-53-61 Power-turbine Stator Air-seal 72-53-78 No.3-bearing Oil-scavenge-tube Assembly 72-53-96 Power-turbine Retaining Bolt 72-55-50 Turbine Exhaust Duct (Single Port and Double Port) 72-55-75 Power-section Thermal-insulation Blanket 72-55-83 External-scavenge Transfer-coupling Assembly 72-61-10 Starter-generator Drive Gearshaft 72-61-11 Fuel-control-drive Spur Gearshaft 72-61-12 Accessory-drive Spur-gearshaft Assembly 72-61-13 Accessory-drive Spur Gearshaft 72-61-14 Oil-pump-drive Spur Gearshaft 72-61-15 Scavenge-pump Spur Gearshaft 72-61-16 Accessory-gearbox Coupling Shaft 72-61-17 Oil-pump Flexible-coupling Shaft 72-61-18 Accessory-gearbox Drive Gearshaft 72-61-20 Oil-pump Spur Gear 72-61-21 Torquemeter Transmitter Connector 72-61-23 Scavenge-pump Spur Gear 72-61-24 Scavenge-pump Drive Shaft 72-61-25 Scavenge Pump Coupling 72-61-36 Main Scavenge-pump Gearshaft 72-61-37 Main Scavenge-pump Gearshaft-assembly 72-61-44 Centrifugal Breather Sleeve 72-61-46 Carbon-face Seal Runner 72-61-47 Centrifugal Breather-impeller Assembly 72-61-48 Splined Adapter 72-61-50 Accessory Gearbox Housing 72-61-51 Accessory-gearbox Diaphragm Assembly 72-61-52 By-pass Valve 72-61-55 Main-pressure-pump Cover Assembly 72-61-56 Main-pressure-pump Housing Assembly 72-61-57 Main-scavenge-pump Outer-body Assembly 72-61-58 Main-scavenge-pump Inner-housing Assembly 72-61-59 Main Scavenge-pump-cover Assembly 72-61-60 Scavenge-pump Housing Assembly (Rear) 72-61-61 Scavenge Pump Housing (Front) 72-61-62 Scavenge Pump Spacer 72-61-63 Relief Valve Housing 72-61-64 Compressor Air-filter Housing Assembly 72-61-65 Scavenge-pump Spacer Assembly 72-61-66 Pressure Regulating-valve Sleeve 72-61-67 Pressure-relief Valve-spring Seat 72-61-68 Pressure-relief-valve Oil-out Guide 72-61-69 Pressure Relief Valve 72-61-70 Fuel-control Unit Arm 72-61-74 Cam-propeller Control 72-61-75 Accessory-gearbox Oil Tray 72-61-76 Scavenge-pump Oil Deflector 72-61-77 Propeller Reversing-control Lever-follower 72-61-78 Oil-filler-tube Valve Assembly 72-61-79 Fuel Control Actuating-lever 72-61-80 Propeller Reversing Lever 72-61-81 Fuel-control Lever Sleeve 72-61-82 FCU Serrated Spacer 72-61-83 Rear-oil-scavenge Adapter Assembly