# Search: C90

In the text of STC certificates: 316 matches in release 2026-10-30. Page 1.

- [STC SA3593NM](https://openairdocs.org/stc/SA3593NM.md): Installation of Raisbeck/Hartzell Quiet Turbofan Propellers or Swept Turbofan Propellers, and optional Increased Gross Weight · Raisbeck Engineering Inc. · SA3593NM_AML.pdf · Mar 15, 2018
  > …Revision** 15 **C90** PT6A-6/C20, PT6A -20, PT6A -21 10-PR main tires, IGW to 10,500…
- [STC SA10071SC](https://openairdocs.org/stc/SA10071SC.md): Installation of General Electric engine with Avia propeller · Sabreliner Aviation LLC · Certificate · Dec 30, 2014
  > …65-90; 65-A90; B90; **C90**; E90; Description of Type Design Change: 1. Installation of General Electric M601E…
- [STC SA01902CH](https://openairdocs.org/stc/SA01902CH.md): Installation of two Walter a.s. Model M601E-11A engines and Avia propeller model V.510/90A/B five bladed propellers. · Nextant Aerospace · Certificate · Feb 1, 2018
  > …SA01902CH 3 (See sheet 3 for complete certification basis) Applicable to **C90** and E90: Installation of two Walter…
- [STC SA00692SE](https://openairdocs.org/stc/SA00692SE.md): Replacement of certain BF Goodrich pneumatic deicer boots · SMR Technologies · AML SA00692SE.pdf · Jun 13, 2001
  > …Beech **C90** S/N LJ-564 & UP E90 S/N LW-120 & UP, H90 3A20 CAR 3 MDL…
- [STC SA4705SW](https://openairdocs.org/stc/SA4705SW.md): Installation of Pratt & Whitney PT6A-27 or PT6A-28 engines. · Blackhawk Modifications Inc. · Certificate · Dec 6, 2004
  > …Installation of Pratt & Whitney PT6A-27 or PT6A-28 engines in Beech **C90** in accordance with Drawing 02…
- [STC SA10741SC](https://openairdocs.org/stc/SA10741SC.md): Installation of Pratt and Whitney Canada PT6A-135A engines · Silverhawk Aviation Inc. · Certificate · Aug 26, 2010
  > …Airplane Model Airplane Serial Number Airplane Flight Manual Supplement PT6A-135A Engines Installed **C90** All AFMS 70101-**C90**…
- [STC SA02054SE](https://openairdocs.org/stc/SA02054SE.md): Installation of winglets and related system changes. · 3S Certification, LLC · SA02054SE_AML.pdf · Oct 14, 2026
  > …Revision* 1 Textron Aviation **C90**/A, E90, C90GT, C90GTi 3A20 14CFR Part 23 AFMS-90W-1 Rev C…
- [STC SA02238AT](https://openairdocs.org/stc/SA02238AT.md): Replace existing Pratt & Whitney PT6A engines · Blue Aviation LLC · Certificate · Nov 15, 2005
  > …65 -A90, B90; **C90**, E90 ; C90A Description of Type Design Change: : Replace existing Pratt & Whitney PT6A engines per…
- [STC SE03232CH](https://openairdocs.org/stc/SE03232CH.md): Installation of Engine Preheat Kit p/n TA2925-1 for 115 volt application · Hartzell Propeller Inc. · SE03232CH_AML.pdf · Jun 26, 2013
  > …A * 4/26/2013 6/26/2013 7 Continental **C90**-12F, **C90**-12FH, **C90**-12FJ, **C90**-12FP, **C90**…
- [STC SA02017NY](https://openairdocs.org/stc/SA02017NY.md): Installation of SMR Technologies pneumatic de-icer models · SMR Technologies Inc · ST02017NY_AML.pdf · Feb 3, 2017
  > …Revision & Date 7 Beechcraft Corporation 65-B80, 65-A90, 70 (S/N LB1- LB35), B90, **C90** (S/N…
- [STC SA7137SW-D](https://openairdocs.org/stc/SA7137SW-D.md): Installation of S-TEC yaw damper system Model ST-404. · S-TEC Corporation · Certificate · Sep 9, 1991
  > …65-90, 65-490, B90, **C90**, and £90 Tiesviption of Type Design Change: Installation of S-TEC Yaw…
- [STC SE10076SC](https://openairdocs.org/stc/SE10076SC.md): Modify engine by installation of C12ST2/S starter. · Hartzell Engine Technologies, LLC · Certificate · Apr 25, 2005
  > …CAR 13 2 Teledyne Continental Motors **C90**-12, **C90**-14, **C90**-16, O200-A E-252 CAR 13…
- [STC SA12202IB](https://openairdocs.org/stc/SA12202IB.md): Installation of Garmin GWX Weather Radar System · Maxcraft Avionics Ltd. · SA12202IB AML.pdf · Oct 21, 2025
  > …21/2025 N/A 2. Textron Aviation Inc. **C90** * 3A20 Rev. 82 9/5/2019 FMS-34-40…
- [STC SA1241GL](https://openairdocs.org/stc/SA1241GL.md): Installation of McCauley Model 4HFR34C762/94LMA-4 propellers. · McCauley Propeller Systems · Certificate · Aug 18, 2017
  > …Model **C90** with Pratt & Whitney PT6A-20A engine, **C90** or C90A with Pratt & Whitney PT6A-21 engine, or…
- [STC SA11222DS](https://openairdocs.org/stc/SA11222DS.md): Installation of automatic dependent surveillance- broadcast( ADS-B) Out · BHE & Associates Ltd. · SA11222DS_AML.pdf · Jan 26, 2018
  > …Textron (Beechcraft) - B100, **C90**, C90A, C90GT, E90, 200/200C/200T, A200, B200/B200C/B200T/B200CT, 300/300LW, B300…
- [STC SA03507NY](https://openairdocs.org/stc/SA03507NY.md): The installation of MT-Propeller Entwicklung GmbH's Model#  MTV-27-1-E-C-F-R(P)/CFR210-58d 5-Blade propeller · MT- Propeller Entwicklung GmbH · Certificate · Feb 13, 2015
  > …Gaetano Sciortino Manager New York Aircraft Certification Office Beechcraft King Air B90, **C90**, C90A, C90GT, C90GTi, & E90. December…
- [STC SA01994AT](https://openairdocs.org/stc/SA01994AT.md): Installation of two Motorlet, Walter model M601E-11 engines and two Avia-Hamilton model VJ8.510 propeller systems. · Performance Conversions Unlimited LLC · Certificate · Mar 4, 2008
  > …Certificate Number: 3A20 Make: Hawker Beechcraft Corporation Model: **C90**, E90 Description of Type Design Change: Installation of two…
- [STC SA7136SW-D](https://openairdocs.org/stc/SA7136SW-D.md): Installation of S-TEC system 65 two axis automatic flight guidance system Model ST-403. · S-TEC Corporation · Certificate · Sep 9, 1991
  > …65-90, 65-A90, B90, **C90**, and £90 Tuscription of Type Design Change: Installation of S-TEC System…
- [STC SA2740SW](https://openairdocs.org/stc/SA2740SW.md): Installation of P&W Canada PT6A-135 engines and bleed air conditioning and pressurization system. · Blackhawk Modifications Inc. · Certificate · Sep 5, 2003
  > …65-90; 65-A90; B90; **C90**; C90A; E90 Lescription of Type Design Change: Option 1: Installation of Pratt…
- [STC SA0912AT-D](https://openairdocs.org/stc/SA0912AT-D.md): Installation of replacement fuel cell assemblies · FFC Manufacturing · Certificate · May 1, 2009
  > …Beech models 90, A90, B90, **C90**, C90A, and E90 FFC Manufacturing replacement part numbers 2529-7(-8) are…

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