# STCs that may be installed: Bell 204-B

A list on [Bell 204-B](https://openairdocs.org/model/bell-204-b.md).

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

Page 1 of 3 · 107 STCs

- [STC SR12427IB](https://openairdocs.org/stc/SR12427IB.md): Installation of an AEM MTP136D Panel Mount FM Transceiver · Anodyne Electronics Manufacturing Corporation
- [STC SR02270SE](https://openairdocs.org/stc/SR02270SE.md): Fabrication and installation of Geneva Aviation Audio System · AEM USA Inc.
- [STC SR02444SE](https://openairdocs.org/stc/SR02444SE.md): Installation of P178 Failsafe Audio Mixer · AEM USA Inc.
- [STC SR12332SE](https://openairdocs.org/stc/SR12332SE.md): Installation of Mechanical Specialties, LLC Human External Cargo (HEC) and non-HEC Hook System · Mechanical Specialties, LLC
- [STC SH1201SO](https://openairdocs.org/stc/SH1201SO.md): Installation P/N 364-83300-1 (Standard Skid Gear) or P/N 364-83300-3 (High Skid Gear). This Wire Strike Protection System · Magellan Aerospace
- [STC SR04465NY](https://openairdocs.org/stc/SR04465NY.md): Installation of the iPad Mount · Avio Design Group Inc
- [STC SR12072IB](https://openairdocs.org/stc/SR12072IB.md): Manufacturing and Installation of Cargo Hold Nets; Maintenance must be in accordance with ICARUS Aero Inc. Instructions for Continued Airworthiness as shown on the attached FAA AML No. SR12072IB. · Icarus Aero Inc.
- [STC SR04662CH](https://openairdocs.org/stc/SR04662CH.md): Installation of Luma Technologies LT-4205 20 Station Integrated LED Display Panel · Luma Technologies LLC
- [STC SH4056NM](https://openairdocs.org/stc/SH4056NM.md): Installation of pneumatic door actuators. · Dart Aerospace USA Inc.
- [STC SR01865SE](https://openairdocs.org/stc/SR01865SE.md): Fabrication and installation of FastFin System · BLR Aerospace LLC.
- [STC SH3319NM](https://openairdocs.org/stc/SH3319NM.md): Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system, · Precise Flight Inc
- [STC SR00144DE](https://openairdocs.org/stc/SR00144DE.md): Installation of an upgraded 42 degree tail rotor gearbox. · Midwest Aerospace TC LLC
- [STC SR09202RC](https://openairdocs.org/stc/SR09202RC.md): Installation of a vertical fin spar. · Midwest Aerospace TC LLC
- [STC SH400NW](https://openairdocs.org/stc/SH400NW.md): Installation of left hand bubble door with or without duplicate engine instruments · WSH, LLC
- [STC SR00058IB](https://openairdocs.org/stc/SR00058IB.md): Installation of J301A Audio Controller · Alpine Aerotech LP
- [STC SR00047IB](https://openairdocs.org/stc/SR00047IB.md): Installation of VIH Aerospace (VIHA) Pulse Light · VIH Aerospace Inc
- [STC SR00713SE](https://openairdocs.org/stc/SR00713SE.md): Installation of Onboard Systems International Cargo Hook Kit · Onboard Systems International
- [STC SH5690NM](https://openairdocs.org/stc/SH5690NM.md): Installation of Advanced Technology Aircraft Co. engine barrier filter. · WSH, LLC
- [STC SR01903NY](https://openairdocs.org/stc/SR01903NY.md): Installation of a modified co-pilot seat. · Transwest Helicopters Ltd
- [STC SH5707NM](https://openairdocs.org/stc/SH5707NM.md): Fabrication of Onboard Systems Model 200-088-03 or 200-088-04 (without Load Weight) or 200-089-03, -04, -05 or -06 (with Load Weight) cargo hook suspension systems · Onboard Systems International
- [STC SH5737NM](https://openairdocs.org/stc/SH5737NM.md): Replacement of Bell magnesium cargo hook bumper and ring Part Nos. 204-072-901-1 or -3, and 204-072-905-3, respectively, with Onboard bumper ring kit No. 210-092-00. Fabrication of Onboard Systems Model 210-092-00 bumper ring kit · Onboard Systems International
- [STC SH5758NM](https://openairdocs.org/stc/SH5758NM.md): Fabrication of the Onboard Model 200-095-00 Multi-Channel Electrical Slip-Ring Kit · Onboard Systems International
- [STC SR00277SE](https://openairdocs.org/stc/SR00277SE.md): Fabrication of Onboard Systems Model 528-002-00 or 528-002-01 cargo hook · Onboard Systems International LLC
- [STC SR00699SE](https://openairdocs.org/stc/SR00699SE.md): Fabrication of Onboard Systems Model 200-246-00 cargo hook kit · Onboard Systems International
- [STC SR02492LA](https://openairdocs.org/stc/SR02492LA.md): Installation of a Helicopter Technology Company main rotor blade assembly · Helicopter Technology Co
- [STC SR04517NY](https://openairdocs.org/stc/SR04517NY.md): The Forward and Aft Crew Door Rod Assembly Replacement · Transwest Helicopters Ltd
- [STC SA04465NY](https://openairdocs.org/stc/SA04465NY.md): Installation of the iPad Mount · Avio Design Group Inc
- [STC SR04403NY](https://openairdocs.org/stc/SR04403NY.md): Installation of the Trig Avionics TT22 ADS-B Transponder System · Maxcraft Avionics Ltd.
- [STC SR04404NY](https://openairdocs.org/stc/SR04404NY.md): Installation of the Trig Avionics TY92 VHF Communications System · Maxcraft Avionics Ltd.
- [STC SR00911NY](https://openairdocs.org/stc/SR00911NY.md): Installation of Vertical Reference Door with left seat operation provisions · Dart Aerospace Ltd.
- [STC SR01446NY](https://openairdocs.org/stc/SR01446NY.md): Installation of Serviceability Kit: Auxiliary cowl latches, cockpit door wear pads and cabin door handle. · Dart Aerospace Ltd.
- [STC SR02094NY](https://openairdocs.org/stc/SR02094NY.md): Installation of GPS Receiver and Gimbal Mount System. · Dart Aerospace Ltd.
- [STC SR00798SE](https://openairdocs.org/stc/SR00798SE.md): Fabrication of BLR Aerospace (BLR) tail boom mounted strakes · BLR Aerospace LLC.
- [STC SR00173SE](https://openairdocs.org/stc/SR00173SE.md): Installation of Concorde Battery P/N RG-380E/40. · Concorde Battery Corporation
- [STC SR03408CH](https://openairdocs.org/stc/SR03408CH.md): Install Airwolf Aerospace, LLC Tension-Torsion Strap Assemblies, P/N AA-204-310-101-101 or AA-204-310-101-103 · Airwolf Aerospace LLC
- [STC SR02238AK](https://openairdocs.org/stc/SR02238AK.md): Installation of Chelton Flight Systems FlightLogic EFIS. · Genesys Aerosystems, Inc.
- [STC SR02413LA](https://openairdocs.org/stc/SR02413LA.md): Installation of an AKV, Inc Exceedence and Trend Monitoring System kit P/N ETM1000 · AKV Inc.
- [STC SR02289LA](https://openairdocs.org/stc/SR02289LA.md): Installation of Apical Industries, Inc. Cable Cutters Kit. · Apical Industries, Inc. dba Dart Aerospace
- [STC ST04270AT](https://openairdocs.org/stc/ST04270AT.md): Install the VTOL ASSALT V3 Windscreen Laminate Kit · VTOL LLC
- [STC SH5122NM](https://openairdocs.org/stc/SH5122NM.md): Installation of Howell H2900K-436 Exhaust Gas Temperature Indicator · Hillsboro Aviation Inc
- [STC SH5797NM](https://openairdocs.org/stc/SH5797NM.md): Installation, maintenance, and operation of an engine wash kit · Hillsboro Aviation Inc
- [STC SR02407SE](https://openairdocs.org/stc/SR02407SE.md): Installation of Geneva Aviation 28 - 14 VDC Power Converter · AEM USA Inc.
- [STC SR00767SE](https://openairdocs.org/stc/SR00767SE.md): Fabrication of Helipro spar replacement system · Vector Aerospace Helicopter Services USA Inc.
- [STC SR02394AK](https://openairdocs.org/stc/SR02394AK.md): Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system · Seaplanes North LLC
- [STC SH3808SW](https://openairdocs.org/stc/SH3808SW.md): Installation of tail light fairing assembly ERA Dwg. 41233-100-100, detail of tail light fairing assembly on ERA Dwg. 41233-100-001. · Apical Industries Inc. dba Dart Aerospace
- [STC SR03371CH](https://openairdocs.org/stc/SR03371CH.md): Installation of NASI Supplemental Air Conditioning Module · National Aircraft Service Inc
- [STC SR02707NY](https://openairdocs.org/stc/SR02707NY.md): Installation of Marathon PC-251 or KGS SPC-10 Solid State Inverters · Rilpa Enterprises, Ltd
- [STC SR02989NY](https://openairdocs.org/stc/SR02989NY.md): Installation of the Cargo Hook Retainer · VIH Aerospace Inc
- [STC SR01742NY](https://openairdocs.org/stc/SR01742NY.md): Installation of extended height landing gear. · Dart Aerospace Limited
- [STC SR03339NY](https://openairdocs.org/stc/SR03339NY.md): Installation of Latitude Technologies IONODE Flight Data Monitoring System · Latitude Technologies Corporation

Next page: https://openairdocs.org/model/bell-204-b/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 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 ('1181404')
  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/bell-204-b/stcs

---
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.