# U/A Canada PT6A-45A

- Type: Engine model (FAA registry)
- Registry code: 61597
- Manufacturer (registry): U/A CANADA
- Model: PT6A-45A
- Engine type: Turbo-prop
- Power: 1,173 hp
- Data sheet: [TCDS E4EA](https://openairdocs.org/tcds/E4EA) (OpenAirDocs)
- Holder: Pratt & Whitney Canada Corp.
- Installed in: 0 registered aircraft
- Page: https://openairdocs.org/engine/u-a-canada-pt6a-45a

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 97-04-12](https://openairdocs.org/ad/97-04-12): Compressor Bleed-off Valve · Pratt & Whitney Canada PT6A-11, PT6A-110, PT6A-112 and 52 more. Effective Mar 14, 1997
- [AD 80-08-12](https://openairdocs.org/ad/80-08-12): Fuel Pump Drive Coupling Splines · Pratt & Whitney Canada PT6A-11, PT6A-112, PT6A-135 and 24 more. Effective Apr 18, 1980
- [AD 78-17-07](https://openairdocs.org/ad/78-17-07): Fuel Control Unit · Pratt & Whitney Canada PT6A-38, PT6A-41 and PT6A-45A. Effective Aug 31, 1978
- [AD 78-12-04](https://openairdocs.org/ad/78-12-04): No. 2 Bearing Pressure Oil Transfer Tube Assembly · Pratt & Whitney Canada PT6A-38, PT6A-41 and PT6A-45A. Effective Jun 19, 1978

## Information bulletins (advisory) (1)

- [SAIB NE-15-21](https://openairdocs.org/saib/NE-15-21): Fuel Injector Nozzle. Issued Aug 19, 2015

## Registered aircraft

None registered with this engine model now.

## NTSB investigations

None matched to aircraft with this engine model.

## FAA accident and incident reports

None matched to aircraft with this engine model.

## STCs that may be installed (OpenAirDocs) (8)

Approved for this engine model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC SE00006EN](https://openairdocs.org/stc/SE00006EN): Instructions for Continued Airworthiness for the PT6A-45A, -45B, and, -45R engine models that define specific maintenance tasks and their associated maintenance schedules, and that are used as a supplement to the applicable Pratt & Whitney Canada manuals. MORE Company Inc
- [STC SE00014EN](https://openairdocs.org/stc/SE00014EN): Installation of the Pratt & Whitney Engine Services, Inc. CrossCheck Engine Monitor Kit P/N HUMS-K-071-1, Rev. A on the specified PT6A engine models and kit P/N HUMS-K-071-2 on the specified A250 engine models. Pratt & Whitney Engine Services Inc
- [STC SE00020EN](https://openairdocs.org/stc/SE00020EN): Installation of the Pratt & Whitney Engine Services, Inc. TrendCheck/ TrendCheck Plus Engine Monitor Kit P/N TREND-K-010-1. Pratt & Whitney Engine Services Inc
- [STC SE2960SO](https://openairdocs.org/stc/SE2960SO): Installation of an oil filler cap safety adapter. Jet Avion Corporation
- [STC SE615GL](https://openairdocs.org/stc/SE615GL): Incorporation of a fuel flow transducer. Shadin Avionics
- [STC SE01805NY](https://openairdocs.org/stc/SE01805NY): Installation of Fuel Nozzle Adapters using studs and nuts. Atlantic Turbines International Inc
- [STC SE09257SC](https://openairdocs.org/stc/SE09257SC): Convert P&W Engine Models PT6A-15AG, -27, and -28, into PT6A-34 configuration. Covington Aircraft Engines, Inc
- [STC SE659NE](https://openairdocs.org/stc/SE659NE): Installation of oil tank filler neck check valve, P/N TSA-76A. Aviation Components Support

## PMA parts (OpenAirDocs) (504, first 50)

Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this engine model on its data sheet, so check the FAA record before relying on it. Newest first.

- [3005293CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID122934446820260909150736.0001): Insert, Fuel Control Drive Shaft. Core Parts LLC · PMA PQ05326NM · Replaces 3005293 · Aug 17, 2026
- [3019136CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID186981497620260728184309.0001): Ring, Plastic. Core Parts LLC · PMA PQ05326NM · Replaces 3019136 · Jul 10, 2026
- [3012928CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID185594574320260728184309.0001): Spacer, Stepped. Core Parts LLC · PMA PQ05326NM · Replaces 3012928 · Jul 10, 2026
- [3022834CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID159372011320260528133243.0001): Sleeve, First Stage Reduction Carrier. Core Parts LLC · PMA PQ05326NM · Replaces 3022834 · Apr 17, 2026
- [ST3277-01CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID199989902020260311145336.0001): Gasket, Starter Generator. Core Parts LLC · PMA PQ05326NM · Replaces ST3277-01 · Feb 26, 2026
- [ST3276-01CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID101621452020260311145336.0001): Gasket, Four-Hole. Core Parts LLC · PMA PQ05326NM · Replaces ST3276-01 · Feb 26, 2026
- [3021848CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID181188254020260217165221.0001): Spacer, Oil Slinger. Core Parts LLC · PMA PQ05326NM · Replaces 3021848 · Feb 11, 2026
- [3109585-01CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117456133120260217165221.0001): Spacer, Oil Slinger. Core Parts LLC · PMA PQ05326NM · Replaces 3109585-01 · Feb 11, 2026
- [3071525CL05CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191547720920260108163325.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL05 · Dec 2, 2025
- [3071525CL18CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID185573802520260108163328.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL18 · Dec 2, 2025
- [3071525CL03CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID174909813520260108163325.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL03 · Dec 2, 2025
- [3071525CL20CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID171652992220260108163329.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL20 · Dec 2, 2025
- [3071525CL10CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID159989189920260108163326.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL10 · Dec 2, 2025
- [3071525CL19CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139378280520260108163329.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL19 · Dec 2, 2025
- [3071525CL02CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID137870383220260108163324.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL02 · Dec 2, 2025
- [3071525CL04CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID137213529520260108163325.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL04 · Dec 2, 2025
- [3071525CL15CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID135506587020260108163328.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL15 · Dec 2, 2025
- [3071525CL06CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID131161134620260108163325.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL06 · Dec 2, 2025
- [3071525CL11CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID122778807720260108163327.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL11 · Dec 2, 2025
- [3071525CL12CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID121271677720260108163327.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL12 · Dec 2, 2025
- [3071525CL16CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID120828516420260108163328.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL16 · Dec 2, 2025
- [3071525CL08CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID118296728320260108163326.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL08 · Dec 2, 2025
- [3071525CL07CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID115235373920260108163326.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL07 · Dec 2, 2025
- [3071525CL13CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID113265498620260108163327.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL13 · Dec 2, 2025
- [3071525CL01CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID110231590920260108163324.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL01 · Dec 2, 2025
- [3071525CL09CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID109630983320260108163326.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL09 · Dec 2, 2025
- [3071525CL17CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102733333020260108163328.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL17 · Dec 2, 2025
- [3071525CL14CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID101649474220260108163327.0001): Shroud Segment, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3071525CL14 · Dec 2, 2025
- [3010880CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111084696520260108163216.0001): Gasket, Igniter. CORE PARTS LLC · PMA PQ05326NM · Replaces 3010880 · Oct 16, 2025
- [3018008CL3AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID195594091320251113202147.0001): Weight, Turbine, Balance. Aero Attitude, LLC · PMA PQ00001CB · Replaces 3018008CL3 · Sep 23, 2025
- [3018008CL5AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID176043530320251113202147.0001): Weight, Turbine, Balance. Aero Attitude, LLC · PMA PQ00001CB · Replaces 3018008CL5 · Sep 23, 2025
- [3018008CL4AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167757909020251113202147.0001): Weight, Turbine, Balance. Aero Attitude, LLC · PMA PQ00001CB · Replaces 3018008CL4 · Sep 23, 2025
- [3018008CL2AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID160336366220251113202147.0001): Weight, Turbine, Balance. Aero Attitude, LLC · PMA PQ00001CB · Replaces 3018008CL2 · Sep 23, 2025
- [3018008CL1AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143949810220251113202146.0001): Weight, Turbine, Balance. Aero Attitude, LLC · PMA PQ00001CB · Replaces 3018008CL1 · Sep 23, 2025
- [3034292WFC](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID166533215020250624152909.0001): Disposable Oil Filter Element. Donaldson Company Inc · PMA PQ2432CE · Replaces 3034292, 3034293, 3958257-01, 3028419… · Jun 2, 2025
- [3034507WFC](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID141045710620250624152910.0001): Cleanable Oil Filter Element. Donaldson Company Inc · PMA PQ2432CE · Replaces 3017383, 3020967, 3022069, 3022070… · Jun 2, 2025
- [3034393WFC](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID100181403420250624152909.0001): Disposable Oil Filter Element. Donaldson Company Inc · PMA PQ2432CE · Replaces 3034393, 3033315, 3059257-01, 3028419… · Jun 2, 2025
- [WF334552](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147857861520250602133017.0001): Compressor Air Filter. Donaldson Company Inc · PMA PQ2432CE · Replaces 3029268, Alternate: 3028856, 3029267… · May 23, 2025
- [3109767-01CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID180344174520260108163021.0001): Seal, Air, Power Turbine Rotor. CORE PARTS LLC · PMA PQ05326NM · Replaces 3109767-01 · May 15, 2025
- [3115091-01CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID180857219920250923184724.0001): Ball, Plastic, 0.750. CORE PARTS LLC · PMA PQ05326NM · Replaces 3115091-01 · Feb 13, 2025
- [3058971-01CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID110906306720250923184724.0001): Valve Assy, Oil Filler Tube. CORE PARTS LLC · PMA PQ05326NM · Replaces 3058971-01 · Feb 13, 2025
- [3049870-01CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID120826506620260108162918.0001): Washer, Key. CORE PARTS LLC · PMA PQ05326NM · Replaces 3049870-01 · Jan 17, 2025
- [3049869-01CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117447801820260108162917.0001): Washer, Key. CORE PARTS LLC · PMA PQ05326NM · Replaces 3049869-01 · Jan 17, 2025
- [3012414AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID169774044220250106202801.0001): Nut, Self-Locking, 12 Point. Aero Attitude, LLC · PMA PQ00001CB · Replaces 3012411 · Dec 10, 2024
- [3012414AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164469161820250106202800.0001): Nut, Self-Locking, 12 Point. Aero Attitude, LLC · PMA PQ00001CB · Replaces 3012413 · Dec 10, 2024
- [3012414AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID152753542620250106202759.0001): Nut, Self-Locking, 12 Point. Aero Attitude, LLC · PMA PQ00001CB · Replaces 3012414 · Dec 10, 2024
- [3012414AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117377138920250106202801.0001): Nut, Self-Locking, 12 Point. Aero Attitude, LLC · PMA PQ00001CB · Replaces 3012412 · Dec 10, 2024
- [3110741-02CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID169885030720250605164146.0001): Ring, Retaining, Compressor Turbine. CORE PARTS LLC · PMA PQ05326NM · Replaces 3110741-02 · Oct 31, 2024
- [3105135-01CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182128581420241202221130.0001): Washer, Flat. CORE PARTS LLC · PMA PQ05326NM · Replaces 3105135-01 · Aug 22, 2024
- [3012675AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID196954661720240919140845.0001): Nut, Self-Locking, Hex. Aero Attitude, LLC · PMA PQ00001CB · Replaces 3012675, 3005816, 3012674, 3028286… · Aug 7, 2024

All of them: https://openairdocs.org/engine/u-a-canada-pt6a-45a/pma.md

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