# STCs that may be installed: N23CJ

A list on [N23CJ](https://openairdocs.org/aircraft/N23CJ.md).

Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do. In force first, then newest.

Page 1 of 2 · 99 STCs

- [STC ST12461IB](https://openairdocs.org/stc/ST12461IB.md): Installation of Cockpit Voice Recorder with optional RIPS Upgrade · Mid- Canada Mod Center
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT.md): Installation of an Avionica, Inc. avCM Cellular Module · Aircraft Systems and Manufacturing Inc.
- [STC ST02472AT](https://openairdocs.org/stc/ST02472AT.md): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII · Aircraft Systems and Manufacturing Inc.
- [STC ST01930LA](https://openairdocs.org/stc/ST01930LA.md): Installation of Sandel Avionics SN4500 Electronic Horizontal Situation Indicator (EHSI) · Sandel Avionics LLC
- [STC ST11071SC](https://openairdocs.org/stc/ST11071SC.md): Demonstration of aircraft critical equipment and antenna systems tolerance of radio frequency interference (RFI) from intentional or spurious transmissions from certain Portable Electronic Devices (PEDs) · Liberty Partners Inc
- [STC ST00304WI](https://openairdocs.org/stc/ST00304WI.md): Installation of Keddeg Company 21BC113 coaleser assembly. · Purolator Facet, Inc
- [STC ST01228WI](https://openairdocs.org/stc/ST01228WI.md): Replacement of OEM window pane assemblies with Lee Aerospace laminated window assembly and termination of OEM dry air system · Lee Aerospace, Inc.
- [STC ST00781WI-D](https://openairdocs.org/stc/ST00781WI-D.md): Modification of Collins VHF-20/VHF-20A/VHF-20B VHF COMM Receiver Transmitter with CTL-20 Control Pro Line I System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System Installation. · Textron Aviation Inc
- [STC SA1002CE](https://openairdocs.org/stc/SA1002CE.md): Relocation of warning cancel switch from instrument panel to #1 engine power lever. · Textron Aviation Inc
- [STC ST01560CH](https://openairdocs.org/stc/ST01560CH.md): Install Aero Medical Products Mfg., Inc. Air Ambulance Stretcher P/N 125 using Installation Kit P/N 805. · Paul/ Lanna Egan LLC
- [STC ST00415LA](https://openairdocs.org/stc/ST00415LA.md): Installation of Concorde Battery Model RG-390E · Concorde Battery Corporation
- [STC ST01809LA](https://openairdocs.org/stc/ST01809LA.md): Installation of Hawker PN 9750W0640 Sealed Lead Acid Battery. · Securaplane Technologies
- [STC ST546CH-D](https://openairdocs.org/stc/ST546CH-D.md): Installation of an AlliedSignal Avionics, Dual GNS-XLS, Flight Management System with GPS as a primary means of navigation · Standard Aero
- [STC ST01380LA](https://openairdocs.org/stc/ST01380LA.md): Installation of Diamond J, Inc. Engine Indicators N1, N2, and ITT. · Gulfstream-California Inc.
- [STC ST00682WI-D](https://openairdocs.org/stc/ST00682WI-D.md): Modification of Collins VHF-20/VHF-20A/VHF-20B VHF COMM Receiver Transmitter with CTL-20 Control Pro Line I System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System Installation in accordance with Collins Installation Instructions as listed on AML No. ST00682WI-D, Revision -, or later FAA approved revisions. · Rockwell Collins Inc
- [STC ST349CH-D](https://openairdocs.org/stc/ST349CH-D.md): Installation of APU Access Panels. · Standard Aero · Lists DH.125 Series 3A
- [STC ST01623SE](https://openairdocs.org/stc/ST01623SE.md): Installation of Innovative Solutions and Support (IS&S) Air Data Display Units · AeroMech Incorporated
- [STC ST01003CH-D](https://openairdocs.org/stc/ST01003CH-D.md): Installation of AlliedSignal Aerospace N1 digital electronic engine control (DEEC). · Honeywell International Inc
- [STC ST456CH-D](https://openairdocs.org/stc/ST456CH-D.md): Installation of AlliedSignal Aerospace TFE731-3D-1H or TFE731-3DR-1H Turbofan Engine(s). · Honeywell International Inc
- [STC SA844EA](https://openairdocs.org/stc/SA844EA.md): Installation of Teledyne Avionics Angle of Attack System SL112B300 · Aerosonic Corporation
- [STC SA866EA](https://openairdocs.org/stc/SA866EA.md): Installation of Grimes three light strobe kit. · Honeywell International Inc.
- [STC ST01759SE](https://openairdocs.org/stc/ST01759SE.md): ONE-ONLY: Non-Group (Individual) aircraft approval for Reduced Vertical Separation Minimum (RVSM). · AeroMech Incorporated
- [STC ST01760SE](https://openairdocs.org/stc/ST01760SE.md): ONE-ONLY: Non-Group (Individual) aircraft approval for Reduced Vertical Separation Minimum (RVSM), S/N 25150. · AeroMech Incorporated · Lists DH.125 Series 3A
- [STC SA674EA](https://openairdocs.org/stc/SA674EA.md): Installation of forward and aft bulkheads and doors. · Garrett General Aviation Serv Co
- [STC SA4624SW](https://openairdocs.org/stc/SA4624SW.md): Replace existing N1, N2 and ITT indicators with Howell autotak and autotemp indicators. · Howell Instruments Inc
- [STC ST01606SE](https://openairdocs.org/stc/ST01606SE.md): Non-Group (Individual) aircraft approval for Reduced Vertical Separation Minimum (RVSM). Descriptive data pertaining to this design change are considered inadequate for duplication on other products. This approval is limited to Hawker Siddeley DH.125 Series 3A, Serial Number 25118 only. · AeroMech Incorporated · Lists DH.125 Series 3A
- [STC ST01946NY](https://openairdocs.org/stc/ST01946NY.md): Cockpit voice recorder replacement with Universal CVR 30B or CVR120. · MidCanada Mod Center
- [STC SA1176EA](https://openairdocs.org/stc/SA1176EA.md): Installation of Solar T-62T-40C APU when Garrett AiResearch TFE-731-3-1H engines are installed in accordance with STC SA3925WE. · PATS Aircraft LLC · Lists DH.125 Series 3A
- [STC SA1175EA](https://openairdocs.org/stc/SA1175EA.md): Installation of access doors. · PATS Aircraft LLC · Lists DH.125 Series 3A
- [STC ST01223WI](https://openairdocs.org/stc/ST01223WI.md): Replacement of the original nickel-cadmium battery with a Concorde Valve Regulated Sealed-Lead-Acid (VRSLA) RG-125 series Battery in the Raytheon Model BH.125, DH.125 and HS.125 Airplanes in accordance with Concorde Battery Corporation Master Drawing List, Drawing No. 5-0207, Revision C, dated October 31, 2003, or later FAA approved revision. · Concorde Battery Corporation
- [STC SA4148NM](https://openairdocs.org/stc/SA4148NM.md): Cockpit sun visor installation. · Rosen Sunvisor Systems LLC · Lists DH.125 Series 3A
- [STC SA1185SO](https://openairdocs.org/stc/SA1185SO.md): Replace existing batteries with 2371, 2376 or 23491 nickel-cadmium batteries. · Aviall Services, Inc.
- [STC ST1003SO](https://openairdocs.org/stc/ST1003SO.md): Replace existing lead-acid batteries with Gill BB638/T1-E lead acid batteries, part numbers BSI 200 left and BSI 200 right · Aviall Services, Inc.
- [STC SA4147SW](https://openairdocs.org/stc/SA4147SW.md): Installation of one, two and three and four-place side facing seat · Aviation Fabricators Inc
- [STC ST01324LA](https://openairdocs.org/stc/ST01324LA.md): Installation of Garrett Aviation auxiliary electrical hydraulic system. · AiResearch Aivation Service Co
- [STC SA756GL](https://openairdocs.org/stc/SA756GL.md): Modify radome, P/N 25RF9333A. · Saint-Gobain Performance Plastics Corp
- [STC SA113NE](https://openairdocs.org/stc/SA113NE.md): Installation of Altitude Alert and divan shoulder harness · Bombardier Completion Center Inc
- [STC SA641NE](https://openairdocs.org/stc/SA641NE.md): Access panel installation on the ventral fuel tank. · Bombardier Completion Center Inc
- [STC ST01053CH-D](https://openairdocs.org/stc/ST01053CH-D.md): Installation of an ARTEX 110-406 NAV Emergency Locator Transmitter. · Garrett Aviation Services
- [STC ST01136CH-D](https://openairdocs.org/stc/ST01136CH-D.md): Installation of a Senior Flexonics Inc. Signal conditioner Unit. · Garrett Aviation Services
- [STC SA858WE](https://openairdocs.org/stc/SA858WE.md): Environmental control system. · GE Engine Services-Corporate Aviation Inc. DBA Garrett Aviation Services · Lists 125 Series
- [STC SA859WE](https://openairdocs.org/stc/SA859WE.md): Installation of air conditioning primary feed duct. · GE Engine Services-Corporate Aviation Inc. DBA Garrett Aviation Services · Lists DH.125 Series
- [STC SA860WE](https://openairdocs.org/stc/SA860WE.md): Installation of pressurization control system. · GE Engine Services-Corporate Aviation Inc. DBA Garrett Aviation Services · Lists 125 Series
- [STC ST348CH-D](https://openairdocs.org/stc/ST348CH-D.md): Installation of a Sundstrand Mark VI Ground Proximity Warning System. · Garrett Aviation Services
- [STC SA1184SO](https://openairdocs.org/stc/SA1184SO.md): Replace existing batteries with the SAFT 2371-5 series nickel- cadmium batteries. · SAFT America Inc · Lists DH.125 Series
- [STC SE09516SC](https://openairdocs.org/stc/SE09516SC.md): Modification of nacelle inlet bulkhead. (Equipped with TFE731 engines) · Jet Services Enterprises, Inc · Lists DH.125 Series
- [STC ST569CH-D](https://openairdocs.org/stc/ST569CH-D.md): Installation of a Dual Universal Avionics UNS-1D, Flight Management System with GPS as a primary means of navigation. · Garrett Aviation Services
- [STC SA2927WE](https://openairdocs.org/stc/SA2927WE.md): Installation of logo light on lower surface of horizontal stabilizer. · DeVore Aviation Corporation of America, a New Mexico Corporation
- [STC SA857WE](https://openairdocs.org/stc/SA857WE.md): Installation of Garrett GTCP30-92 or GTCP30-92C auxiliary power unit. · UNC/CFC Acquisition Co
- [STC SA1142WE](https://openairdocs.org/stc/SA1142WE.md): Installation of jump seat. · CFC Aviation Services LP

Next page: https://openairdocs.org/aircraft/N23CJ/stcs.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT m.matched_by, s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
FROM (
  SELECT stc_number, min(side) AS side, arg_min(matched_by, side) AS matched_by, arg_min(matched_model, side) AS matched_model
  FROM (SELECT stc_number, 1 AS side, 'airframe' AS matched_by, matched_model FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet' WHERE aircraft_model_code = '423013P')
  GROUP BY stc_number
) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
ORDER BY m.side, s.status = 'Current' DESC, s.status_date DESC, s.stc_number
```

This list as a web page: https://openairdocs.org/aircraft/N23CJ/stcs

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