# STCs that may be installed: Beech 400T

A list on [Beech 400T](https://openairdocs.org/model/beech-400t.md).

In force first, then newest. The registry doesn’t record which STCs an aircraft has.

- [STC ST01881CH-D](https://openairdocs.org/stc/ST01881CH-D.md): Installation of a Goodrich Avionics Systems LANDMARK Terrain Awarenes and Warning System TAWS8000 (TAWS B) installation. · Acron Aviation Inc.
- [STC ST01833WI](https://openairdocs.org/stc/ST01833WI.md): Modification of a Rockwell Collins Global Positioning System (GPS) installation · Rockwell Collins Inc.
- [STC ST03424CH](https://openairdocs.org/stc/ST03424CH.md): Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders · CMD Flight Solutions LLC
- [STC ST04575AT](https://openairdocs.org/stc/ST04575AT.md): Installation of the Rockwell Collins ALT-1000+/ -4000+ with 5G Filtering · Chippewa Aerospace Inc.
- [STC ST01070DE](https://openairdocs.org/stc/ST01070DE.md): Installation of the Curtiss-Wright Fortress Flight Data Recorder (with Cockpit Voice Recorder) · Peregrine
- [STC ST04552CH](https://openairdocs.org/stc/ST04552CH.md): Installation of replacement parts consisting of horizontal stabilizer ribs, pivot fitting, and spar attach angle in accordance with Nextant Aerospace Master Data List Document No. NT0027-MDL0-0000, Revision C, dated April 7, 2022, and FAA approved August 30, 2022, or later FAA approved revision. Instructions for Continued Airworthiness (ICA), Document No. NT0027-ICA0-0100, Revision B, dated July 21, 2022, FAA approved September 6, 2022, or later approved revision is required for this installation. · Nextant Aerospace LLC
- [STC ST04183NY](https://openairdocs.org/stc/ST04183NY.md): Installation of Nextant Windshield in Textron Aviation Inc. Model 400T · Nextant Aerospace LLC
- [STC ST10959SC](https://openairdocs.org/stc/ST10959SC.md): Installation of Rockwell Collins Pro Line 21 Electronic Flight Instrument System (EFIS) with Rockwell Collins FMS-6100 · Nextant Aerospace
- [STC ST01948WI](https://openairdocs.org/stc/ST01948WI.md): Modification of a Toilet and Storage Cabinet Assembly installation · Aviation Fabricators Inc
- [STC ST02635LA](https://openairdocs.org/stc/ST02635LA.md): Modification to replace the existing Mode S Transponder system with the ACSS NXT-600 Mode S Transponder with ADS-B Out · Aviation Communication and Surveillance Systems (ACSS) LLC
- [STC ST04180NY](https://openairdocs.org/stc/ST04180NY.md): Installation of LAI CoolView Side Cockpit Windows · Lee Aerospace Inc.
- [STC ST04340NY](https://openairdocs.org/stc/ST04340NY.md): Installation of TCAS 7.1 (ACAS II) upgrade of Prior Existing TCAS 7.0 · Scandinavian Avionics Design ApS
- [STC ST00835DE](https://openairdocs.org/stc/ST00835DE.md): Installation of Automatic Dependent Surveillance - Broadcast (ADS-B) Out and In functionality using the Garmin GTX 335R and GTX 345R Transponders plus qualified position sensor · Peregrine
- [STC ST04279CH](https://openairdocs.org/stc/ST04279CH.md): Installation of Exterior LED lights · Nextant Aerospace
- [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 ST00276WI](https://openairdocs.org/stc/ST00276WI.md): Installation of Kedeg Company 21BC11e Coaleser Assemly. · Purolator Facet, Inc
- [STC ST02113LA](https://openairdocs.org/stc/ST02113LA.md): Modification and replacement of existing Rockwell Collins dual Attitude Heading Reference System (AHRS) AHS-85E with Rockwell Collins dual (AHRS) AHS-3000A · Textron Aviation Inc
- [STC ST03379AT](https://openairdocs.org/stc/ST03379AT.md): Replacement of a Standby Altimeter installation. · Textron Aviation Inc
- [STC ST03776NY](https://openairdocs.org/stc/ST03776NY.md): Modification to upgrade existing Rockwell Collins TCAS (Model: TTR-920, TTR-921, and TTR-4000) at VERSION 7.0 to Rockwell Collins TCAS (Model: TTR-921, TTR-4000, and TTR-4100) at VERSION 7.1 (ACAS II) · Scandinavian Avionics Design ApS
- [STC ST01265LA](https://openairdocs.org/stc/ST01265LA.md): Installation of thermal/acoustic insulation kit. · Luminary Air Group LLC
- [STC ST02472SE](https://openairdocs.org/stc/ST02472SE.md): Manufacture and installation of Luma Technologies LLC LT-4400 Series Integrated LED Display Panel (ILDP) · Luma Technologies LLC
- [STC ST01431WI-D](https://openairdocs.org/stc/ST01431WI-D.md): Modification of a Rockwell Collins, Inc. Data Base Unit (DBU) installation · Rockwell Collins Inc
- [STC SA3895NM](https://openairdocs.org/stc/SA3895NM.md): Installation of medical stretcher left or right side. · Aviation Fabricators Inc
- [STC ST01433WI-D](https://openairdocs.org/stc/ST01433WI-D.md): Modification of a Collins GPS-4000 or GPS-4000A · Rockwell Collins Inc
- [STC ST00055MC](https://openairdocs.org/stc/ST00055MC.md): Installation of Combat Systems Officer System. · Stevens Aviation Inc.
- [STC ST01394WI-D](https://openairdocs.org/stc/ST01394WI-D.md): Modification of a Collins CTL-23 or CTL-23C VHF COMM/NAV Control Panel System installation. · Rockwell Collins Inc
- [STC SA02160CH](https://openairdocs.org/stc/SA02160CH.md): Installation of Medical Storage Cabinet. · Med-Pac Inc.
- [STC SA01639NY](https://openairdocs.org/stc/SA01639NY.md): Replacement of 12 refrigerant in air conditioning system with Enviro Refrigerant Hotshot R414B. · Scale Modelbuilders Inc.
- [STC ST00795WI-D](https://openairdocs.org/stc/ST00795WI-D.md): Modification of Canadian Marconi CMA-764 GV (CMA-764-1), Canadian Marconi part number 100-601200-101 (Collins part number 270-1306-070), VLF/OMEGA/GPS Sensor System (Single/Dual) Installation to a Collins CMA-764 GV (CMA-764-1), Collins part number 270-1306-071, Canadian Marconi part number 100-601200-500, GPS Sensor System (Single/Dual) Installation · Rockwell Collins Inc
- [STC SA00749AT](https://openairdocs.org/stc/SA00749AT.md): Modification of flush type fuel caps for installation of a locking cylinder and keeper. (1964 and subsequent) · Aero Trim, Inc
- [STC ST41CH](https://openairdocs.org/stc/ST41CH.md): Installation of radome part number AD-4154X-2-1. · Norton Company
- [STC ST02893AT](https://openairdocs.org/stc/ST02893AT.md): Installation of a Boom Beam Taxi/Landing Light System · Whelen Aerospace Technologies

## The whole list in SQL

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

```sql
SELECT s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
FROM (
  SELECT stc_number, min(matched_model) AS matched_model
  FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet'
  WHERE aircraft_model_code IN ('1155403')
  GROUP BY stc_number
) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_number
```

This list as a web page: https://openairdocs.org/model/beech-400t/stcs

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