# Pratt & Whitney JT3D-3C - Type: Engine model (FAA registry) - Registry code: 51687 - Manufacturer (registry): P & W - Model: JT3D-3C - Engine type: Turbo-fan - Power: 18,000 lb thrust - Data sheet: [TCDS 1E8](https://openairdocs.org/tcds/1E8) (OpenAirDocs) - Holder: Pratt & Whitney Division - Installed in: 0 registered aircraft - Page: https://openairdocs.org/engine/pratt-whitney-jt3d-3c 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 99-01-08](https://openairdocs.org/ad/99-01-08): Stage 7 through Stage 15 High-Pressure Compressor (HPC) Disks · Pratt & Whitney Division JT3D-1, JT3D-1-MC6, JT3D-1-MC7 and 30 more. Effective Jan 5, 1999 - [AD 96-23-10](https://openairdocs.org/ad/96-23-10): Steel High Pressure Compressor (HPC) disk · Pratt & Whitney Division JT3D-1, JT3D-1-MC6, JT3D-1-MC7 and 8 more. Effective Jan 21, 1997 - [AD 82-14-02](https://openairdocs.org/ad/82-14-02): Third Stage Turbine Disks · Pratt & Whitney Division JT3D-1, JT3D-1-MC6, JT3D-1-MC7 and 9 more. Effective Jul 1, 1982 - [AD 80-12-51 R2](https://openairdocs.org/ad/80-12-51-R2): First Stage Fan Blade · Pratt & Whitney Division JT3D-1, JT3D-1-MC6, JT3D-1-MC7 and 9 more. Effective Jul 1, 1980 - [AD 78-11-03](https://openairdocs.org/ad/78-11-03): First Stage Fan Blades · Pratt & Whitney Division JT3D-1, JT3D-1-MC6, JT3D-1-MC7 and 9 more. Effective Aug 10, 1978 - [AD 74-15-05](https://openairdocs.org/ad/74-15-05): Compressor Discs · Pratt & Whitney Division JT3D-1, JT3D-1-MC6, JT3D-1-MC7 and 9 more. Effective Jul 25, 1974 - [AD 64-05-05](https://openairdocs.org/ad/64-05-05): Throttle Valve Assemblies · Pratt & Whitney Division JT3C-12, JT3C-7, JT3D-1 and 17 more. Effective Feb 27, 1964 - [AD 56-06-02](https://openairdocs.org/ad/56-06-02): Cylinder Flange Attaching Stud · Pratt & Whitney Division Double Wasp CA15, Double Wasp CA17, Double Wasp CA18 and 115 more ## 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) (2) 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 SE01110AT](https://openairdocs.org/stc/SE01110AT): Remove and replace JT3D main accessory gearbox housing split line gasket with PTM International gasket. Jet Avion Corporation. Lists JT3D Series - [STC SE1WE](https://openairdocs.org/stc/SE1WE): Valve assembly 126495. Limited to those engines having serial number suffix 'B'. Telecomputing Corp. Lists JT3D Series ## PMA parts (OpenAirDocs) (116, 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. - [DEC01- 039-501](https://drs.faa.gov/browse/excelExternalWindow/5A5B9C31B2BCC0F586258629005AC1D4.0001): Lever - Pressure Ratio Bleed Control. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces 393909 · Nov 16, 2020 - [322092WE](https://drs.faa.gov/browse/excelExternalWindow/DAE6859848489B6D8625822800788807.0001): Bolt. Wencor LLC · PMA PQ1370NM · Replaces 322092 · Nov 19, 2017 - [234343WE](https://drs.faa.gov/browse/excelExternalWindow/CD3FA19ECE38FEA3862582280078870C.0001): Washer, Convex. Wencor LLC · PMA PQ1370NM · Replaces 234343 · Nov 19, 2017 - [261158WE](https://drs.faa.gov/browse/excelExternalWindow/AED69A74030D17B9862582280078872D.0001): Seal-Main Bearing. Wencor LLC · PMA PQ1370NM · Replaces 210991 · Nov 19, 2017 - [235242WE](https://drs.faa.gov/browse/excelExternalWindow/89918F33A9B6A260862582280078870E.0001): Nut-Plain, Hex 0.3125-32 x 0.135. Wencor LLC · PMA PQ1370NM · Replaces 235242 · Nov 19, 2017 - [261159WE](https://drs.faa.gov/browse/excelExternalWindow/5C375ECB2569DA12862582280078872E.0001): Seal-Main Bearing. Wencor LLC · PMA PQ1370NM · Replaces 210992 · Nov 19, 2017 - [DEC01-039-501](https://drs.faa.gov/browse/excelExternalWindow/1F7357D807CA9B4286257F9A004D904E.0001): Lever Pressure Ratio Bleed Control. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces 393909 · Mar 29, 2016 - [468991WE](https://drs.faa.gov/browse/excelExternalWindow/54307786E4DF3D2586257CD700663B02.0001): Rivet, Blade. Wencor LLC · PMA PQ1370NM · Replaces 468991 · May 8, 2014 - [398226WE](https://drs.faa.gov/browse/excelExternalWindow/43FCD40C9E1DB4A986257CD70066106B.0001): Bolt - Mach. Dr. Double Hex, HD. Wencor LLC · PMA PQ1370NM · Replaces 398226 · May 8, 2014 - [468990WE](https://drs.faa.gov/browse/excelExternalWindow/385B385F455DDCA486257CD700663AA6.0001): Rivet, Blade. Wencor LLC · PMA PQ1370NM · Replaces 468990 · May 8, 2014 - [387316WE](https://drs.faa.gov/browse/excelExternalWindow/2347EFB2FC7D6D0986257CD700660818.0001): Rivet, Blade. Wencor LLC · PMA PQ1370NM · Replaces 387316 · May 8, 2014 - [P53684](https://drs.faa.gov/browse/excelExternalWindow/3B29DAF13B8411A586257BC7004C3B11.0001): Seal Assembly. Eaton Aerospace, Conveyance Systems Division Centurion Mechanical Seals · PMA PQ0558NE · Replaces 715603 · Aug 7, 2013 - [ST1594-04WE](https://drs.faa.gov/browse/excelExternalWindow/A79DD9AB093383BA862579E30065A265.0001): Clamp-Loop, Cushion. Wencor LLC · PMA PQ1370NM · Replaces ST1594-04 · Apr 4, 2012 - [468991WE](https://drs.faa.gov/browse/excelExternalWindow/E4C8301AFA6A6DE8862576E40068FA50.0001): Rivet, Blade. Wencor LLC · PMA PQ1370NM · Replaces 468991 · Feb 2, 2010 - [468990WE](https://drs.faa.gov/browse/excelExternalWindow/E3BA7577C2BE0B97862576E40068FA1F.0001): Rivet, Blade. Wencor LLC · PMA PQ1370NM · Replaces 468990 · Feb 2, 2010 - [398226WE](https://drs.faa.gov/browse/excelExternalWindow/7E95B10F9CCF797D862576E40068E59C.0001): Bolt - Mach. Dr. Double Hex, HD. Wencor LLC · PMA PQ1370NM · Replaces 398226 · Feb 2, 2010 - [800144WE](https://drs.faa.gov/browse/excelExternalWindow/6DACD434E8C0C925862576E7005B8C68.0001): Seal-Face #4 1/2 Bearing. Wencor LLC · PMA PQ1370NM · Replaces 786520 · Feb 2, 2010 - [387316WE](https://drs.faa.gov/browse/excelExternalWindow/23BC05B77EB56EA5862576E40068E17D.0001): Rivet, Blade. Wencor LLC · PMA PQ1370NM · Replaces 387316 · Feb 2, 2010 - [PT100002](https://drs.faa.gov/browse/excelExternalWindow/32E03DDD1C6A47D086257284005E80AF.0001): Gear Box Cover Seal. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 755125 · Nov 20, 2006 - [SPS 54901-428 (SPS dwg. PMA-PWA-54901, rev. 0 dated 6/16/03)](https://drs.faa.gov/browse/excelExternalWindow/70C54C4571D96AD78525704C00570A0C.0001): Self-Locking Hex Nut. SPS Technologies Inc · Replaces P&W 386105 · Jul 6, 2003 - [NS203283-6-3](https://drs.faa.gov/browse/excelExternalWindow/4F8A872564A5C2FA8525704C00515F45.0001): NUT, S-L CLIP. SPS Technologies Inc · Replaces 641231 (5/26/95 Rev E) · Oct 7, 2002 - [NS203312-4](https://drs.faa.gov/browse/excelExternalWindow/2CD3FAC831D99CF98525704C00515F49.0001): NUT, S-L, PLATE. SPS Technologies Inc · Replaces 419492 (7/22/97 Rev F) · Oct 7, 2002 - [9477A14](https://drs.faa.gov/browse/excelExternalWindow/B2AE29DD98C62E48862574F8006A9E27.0001): Pump Assembly Fuel. Goodrich Pump & Engine Control Systems Inc · PMA PQ0108NE · Replaces 500360 · Sep 10, 2002 - [B00106-4](https://drs.faa.gov/browse/excelExternalWindow/8775D9F85AB87ABA8525703E006B94FF.0001): Nut, Self locking, Dbl. Hex .250-28x.235. Bristol Industries · Replaces ST1178-10 · May 31, 2001 - [AK364865](https://drs.faa.gov/browse/excelExternalWindow/F649DCF105A7E661862577CE006B9582.0001): Shroud. Turbine Kinetics Inc, Subsidiary of HEICO Corp · PMA PQ0816NE · Replaces 364865 · Apr 29, 2001 - [AK534465](https://drs.faa.gov/browse/excelExternalWindow/B6EA6878AD040D5E862577CE006B95EE.0001): Vane. Turbine Kinetics Inc, Subsidiary of HEICO Corp · PMA PQ0816NE · Replaces 534465 · Apr 29, 2001 - [AK765575](https://drs.faa.gov/browse/excelExternalWindow/B1F9AB9C6CD14714862577CE006B954E.0001): Stator,Assy 15th Stage. Turbine Kinetics Inc, Subsidiary of HEICO Corp · PMA PQ0816NE · Replaces 765575 · Apr 29, 2001 - [AK364866](https://drs.faa.gov/browse/excelExternalWindow/71309A9DB9945DED862577CE006B961B.0001): Ring. Turbine Kinetics Inc, Subsidiary of HEICO Corp · PMA PQ0816NE · Replaces 364866 · Apr 29, 2001 - [AK534565](https://drs.faa.gov/browse/excelExternalWindow/6258CB6B9F166C29862577CE006B95AE.0001): Shroud. Turbine Kinetics Inc, Subsidiary of HEICO Corp · PMA PQ0816NE · Replaces 534565 · Apr 29, 2001 - [KT218406](https://drs.faa.gov/browse/excelExternalWindow/ED4578BE9B6168518525704D0051E27D.0001): Seal. Turbine Kinetics Inc, Subsidiary of HEICO Corp · Replaces 218406 · Feb 19, 2001 - [KT218406](https://drs.faa.gov/browse/excelExternalWindow/E4E5230266A6CF3E862575010058A1E7.0001): Seal. Turbine Kinetics Inc, Subsidiary of HEICO Corp · PMA PQ0816NE · Replaces 218406 · Feb 19, 2001 - [CD534464](https://drs.faa.gov/browse/excelExternalWindow/F15DE600385569E28525703E006CB879.0001): Stage 14 Vane. Chromalloy Gas Turbine Corp - Dallas · Replaces Pratt & Whitney 534464 · Oct 22, 2000 - [CD534461](https://drs.faa.gov/browse/excelExternalWindow/D64084A2E89EA0BD8525703E006CB876.0001): Stage 11 Vane. Chromalloy Gas Turbine Corp - Dallas · Replaces Pratt & Whitney 534461 · Oct 22, 2000 - [CD534465](https://drs.faa.gov/browse/excelExternalWindow/C51BFCE692D884298525703E006CB87A.0001): Stage 15 Vane. Chromalloy Gas Turbine Corp - Dallas · Replaces Pratt & Whitney 534465 · Oct 22, 2000 - [CD534463](https://drs.faa.gov/browse/excelExternalWindow/A850C1CCBD9310FB8525703E006CB878.0001): Stage 13 Vane. Chromalloy Gas Turbine Corp - Dallas · Replaces Pratt & Whitney 534463 · Oct 22, 2000 - [CD534460](https://drs.faa.gov/browse/excelExternalWindow/6233A58860E2BEF78525703E006CB875.0001): Stage 10 Vane. Chromalloy Gas Turbine Corp - Dallas · Replaces Pratt & Whitney 534460 · Oct 22, 2000 - [CD534462](https://drs.faa.gov/browse/excelExternalWindow/1EB4FE450881FEC18525703E006CB877.0001): Stage 12 Vane. Chromalloy Gas Turbine Corp - Dallas · Replaces Pratt & Whitney 534462 · Oct 22, 2000 - [GRF387316](https://drs.faa.gov/browse/excelExternalWindow/70B2B6665E2D2549852570420058F44B.0001): Rivet. Genie Fastener Mfg Co · Replaces PWA387316 · May 14, 2000 - [GRF468991](https://drs.faa.gov/browse/excelExternalWindow/75038B3F96B49D8B852570420058F006.0001): Rivet. Genie Fastener Mfg Co · Replaces PWA468991 · Nov 18, 1999 - [GRF468990](https://drs.faa.gov/browse/excelExternalWindow/45F28D555E9A0CC4852570420058F005.0001): Rivet. Genie Fastener Mfg Co · Replaces PWA468990 · Nov 18, 1999 - [DEC01-039-501](https://drs.faa.gov/browse/excelExternalWindow/8769592E5A8F8E4B8525703E006FB41F.0001): Lever - Pressure Ratio Bleed Control. DEC Technologies Inc · Replaces Pratt & Whitney 393909 · May 3, 1999 - [DEC01-047-501](https://drs.faa.gov/browse/excelExternalWindow/2F7809F5ACCC8A0A8525703E006FB421.0001): Valve - Pressure Ratio Bleed Control. DEC Technologies Inc · Replaces Pratt & Whitney 407272 · May 3, 1999 - [DEC01-040-501](https://drs.faa.gov/browse/excelExternalWindow/254535F1556004A28525703E006FB420.0001): Valve - Adjustable, Pressure Ratio Bleed Control. DEC Technologies Inc · Replaces Pratt & Whitney 407275 · May 3, 1999 - [KT389114](https://drs.faa.gov/browse/excelExternalWindow/362FA3336F8B551D8525704D0051E12A.0001): Packing. Turbine Kinetics Inc, Subsidiary of HEICO Corp · Replaces Pratt & Whitney 389114 · Apr 1, 1999 - [SK1460](https://drs.faa.gov/browse/excelExternalWindow/1D89000C201D6CD88525704C00570C02.0001): Seal, First Stage. Skycraft Inc · Replaces P&W 415912 · Apr 1, 1999 - [49965](https://drs.faa.gov/browse/excelExternalWindow/E13B412AA22DFAC18525704C005D0CC1.0001): Exciter, Ignition. Unison Industries LLC · Replaces Pratt & Whitney 780523 · Mar 18, 1999 - [AK759672](https://drs.faa.gov/browse/excelExternalWindow/DDE9B83010E85F6385257038006B91C8.0001): Stator. Aero Kinetics Inc · Replaces Pratt & Whitney 759672 · Dec 20, 1998 - [AK534462](https://drs.faa.gov/browse/excelExternalWindow/D37EA619523AD5D385257038006B91C5.0001): Vane. Aero Kinetics Inc · Replaces Pratt & Whitney 534562 · Dec 20, 1998 - [AK482458](https://drs.faa.gov/browse/excelExternalWindow/CE4F98383945B0B285257038006B91C4.0001): Ring. Aero Kinetics Inc · Replaces Pratt & Whitney 482458 · Dec 20, 1998 - [AK358159](https://drs.faa.gov/browse/excelExternalWindow/BD0644F212AB29F885257038006B91C3.0001): Ring. Aero Kinetics Inc · Replaces Pratt & Whitney 358159 · Dec 20, 1998 All of them: https://openairdocs.org/engine/pratt-whitney-jt3d-3c/pma.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.