# STCs that may be installed: N552DR

A list on [N552DR](https://openairdocs.org/aircraft/N552DR.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.

- [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 SR02704SE](https://openairdocs.org/stc/SR02704SE.md): Installation and maintenance of the Sunspot 36 and 46 series lights · AeroLED's Holdings LLC
- [STC SR00359BO](https://openairdocs.org/stc/SR00359BO.md): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. · Whelen Aerospace Technologies
- [STC SR00420NY](https://openairdocs.org/stc/SR00420NY.md): Installation of Airwolf remote mounted engine oil filter Model AFC-600 · Airwolf Filter, Corp
- [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 SA00068SE](https://openairdocs.org/stc/SA00068SE.md): Installation of fuel flow/pressure instruments. (W/TSIO-360-MB1) · Electronics International Inc.
- [STC SA2693NM](https://openairdocs.org/stc/SA2693NM.md): Installation of Electronics International digital volt/amp gauges and accessories. · Electronics International Inc.
- [STC SA02033AT](https://openairdocs.org/stc/SA02033AT.md): Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line. · M-20 Oil Separators LLC
- [STC SA00680SE](https://openairdocs.org/stc/SA00680SE.md): Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer. · Electronics International
- [STC SA02520AT](https://openairdocs.org/stc/SA02520AT.md): Installation of M-20 Oil Separator, model 600-WP. · M-20 Oil Separators LLC
- [STC SA2687NM](https://openairdocs.org/stc/SA2687NM.md): Installation of Truboplus/ Electronics Int'l gauges and switches. · Aero Manufacturing Inc.
- [STC SA1626NM PAGE 1](https://openairdocs.org/stc/SA1626NM%20PAGE%201.md): Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series) · Electronics International
- [STC SA2350NM PAGE 1](https://openairdocs.org/stc/SA2350NM%20PAGE%201.md): Installation of Electronics International Inc digital carburetor/outside air temperature gauges · Electronics International
- [STC SA4302NM](https://openairdocs.org/stc/SA4302NM.md): Installation of Electronics Int'l digital automatic engine analyzer. · Electronics International
- [STC SA3862NM PAGE 1](https://openairdocs.org/stc/SA3862NM%20PAGE%201.md): Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories. · Electronics International
- [STC SA2190NM PAGE 1](https://openairdocs.org/stc/SA2190NM%20PAGE%201.md): Installation of electronics International Digital Volt/Amp Gauges and Accessories. · Electronics International
- [STC SA1351WE](https://openairdocs.org/stc/SA1351WE.md): Replace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12) · Ceconite Inc
- [STC SH959NW](https://openairdocs.org/stc/SH959NW.md): Remobe battery from Sta 126 and install it on the original radio rack at Sta 25 · Clover Park Vocational/Technical Institute
- [STC SH954NW](https://openairdocs.org/stc/SH954NW.md): Remove battery from Sta 126 and install it on the original radio ract at Sta 25 · Clover Park Vocational/Technical Institute
- [STC SH141GL](https://openairdocs.org/stc/SH141GL.md): Installation of Bell 47 canopy and one piece doors. · Stanley Tool & Die Co
- [STC SH446EA](https://openairdocs.org/stc/SH446EA.md): Installation of Franklin engine Model 6V-350B in Fairchild Hiller UH-12A helicopter. · Franklin Engine Co Inc · Lists UH-12 Series
- [STC SH82WE](https://openairdocs.org/stc/SH82WE.md): Installation of spray system and extended landing gear. · Wayne Clevenger
- [STC SH83WE](https://openairdocs.org/stc/SH83WE.md): Installation of modified air induction system. · Wayne Clevenger
- [STC SH80WE](https://openairdocs.org/stc/SH80WE.md): Installation of Simplex thirty-two foot spray boom. · Simplex Manufacturing Co · Lists UH-12 Series
- [STC SH1-457](https://openairdocs.org/stc/SH1-457.md): Aircooler Motors 6VS-335B turbo-supercharged engine (derated). · Carson Helicopters Inc · Lists UH-12 Series
- [STC SH160AL](https://openairdocs.org/stc/SH160AL.md): Airborne control survey system. · US Dept of Interior · Lists UH-12 Series
- [STC SH4-178](https://openairdocs.org/stc/SH4-178.md): Curved control stick. · Nystrom Aviation Inc · Lists UH-12 Series
- [STC SH52WE](https://openairdocs.org/stc/SH52WE.md): High volume fifty foot spray boom kit. · Simplex Manufacturing Co · Lists UH-12 Series
- [STC SH77AL](https://openairdocs.org/stc/SH77AL.md): Tundra snow shoes. · ERA Helicopters Inc · Lists UH-12 Series
- [STC SH9AL](https://openairdocs.org/stc/SH9AL.md): Airglas tundra pads L-100. · Intl Helicopters · Lists UH-12 Series
- [STC SA2350NM](https://openairdocs.org/stc/SA2350NM.md): Installation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories. · Electronics International
- [STC SE04651CH](https://openairdocs.org/stc/SE04651CH.md): To allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22 · Swift Fuels LLC · Lists 6V-335-A
- [STC SE2932SW](https://openairdocs.org/stc/SE2932SW.md): Install carburetor air temperature indicator. Approved for Aircooled Motors (Franklin Engine Co.) equipped with float carburetors. Model eligibility included here may not be inclusive. · Alcor LLC · Lists 6V-335-A
- [STC SE1311SO](https://openairdocs.org/stc/SE1311SO.md): Installation of Shivers carburetor temperature gauge with a Richter Aero Equipment B-5 carburetor temperature probe. · LegacySTC.com · Lists 6V-335-A
- [STC SE03309CH](https://openairdocs.org/stc/SE03309CH.md): Installation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt application · Hartzell Propeller Inc. · Lists 6V-335-A
- [STC SE01966WI](https://openairdocs.org/stc/SE01966WI.md): Use of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft engines · General Aviation Modifications Inc. · Lists 6V-335-A

## 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 = '4360117'
    UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '27039')
  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/N552DR/stcs

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