# STCs that may be installed: N280DC

A list on [N280DC](https://openairdocs.org/aircraft/N280DC.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 SE00825WI](https://openairdocs.org/stc/SE00825WI.md): Installation of Specialty Products Spin-on oil filter on Lycoming Engines. · B & C Specialty Products Inc.
- [STC SE04349CH](https://openairdocs.org/stc/SE04349CH.md): Installation of SureFly electronic ignition · SureFly Partners Ltd.
- [STC SE01954SE](https://openairdocs.org/stc/SE01954SE.md): Installation of engine crankcase seal. · Ly-Con Rebuilding Company
- [STC SE02352CH](https://openairdocs.org/stc/SE02352CH.md): Installation of Challenger cleanable oil filter assembly · Challenger Aviation Products Inc.
- [STC SE00939WI](https://openairdocs.org/stc/SE00939WI.md): Installation of B&C Specialty Products Model BC 315-() Starter on Lycoming engines. · B & C Specialty Products Inc.
- [STC SE2389CE](https://openairdocs.org/stc/SE2389CE.md): Installation of B&C Speciality Products lightweight (10.2) pounds) engine starter, part number BC-315-100-1 (12 volts) or part number BC-315-100-3 (24 volts) · B & C Specialty Products Inc.
- [STC SE03232CH](https://openairdocs.org/stc/SE03232CH.md): Installation of Engine Preheat Kit p/n TA2925-1 for 115 volt application · Hartzell Propeller Inc.
- [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.
- [STC SE8628SW](https://openairdocs.org/stc/SE8628SW.md): Installation of oil nozzles for lubrication of cam and filters. · Cygnet Aerospace Corp
- [STC SE09445SC](https://openairdocs.org/stc/SE09445SC.md): Installation of fuel injector nozzles. · General Aviation Modifications Inc. · Lists HIO-360 Series
- [STC SE4408SW](https://openairdocs.org/stc/SE4408SW.md): Miscellaneous engine cylinder replacement parts. · Continental Motors, Inc. · Lists HIO-360 Series
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW.md): Installation of coated cylinders and piston rings. · Continental Motors, Inc. · Lists HIO-360 Series
- [STC SE02409AK](https://openairdocs.org/stc/SE02409AK.md): Installation of the Superior Air Parts Cold Air Induction System (CAIS) · Wattum Aircraft Services
- [STC SE01930NY](https://openairdocs.org/stc/SE01930NY.md): Installation of Casper Labs 90 degree oil filter housing adapter. · Casper Labs Inc
- [STC SE5743NM](https://openairdocs.org/stc/SE5743NM.md): Intallation of adapter for externally mounted oil filter. · Aviation Development Corporation
- [STC SE00889LA](https://openairdocs.org/stc/SE00889LA.md): Installation of Nickson's cylinder barrels on Lycoming reciprocating engine models. · Nickson's Machine Shop Inc
- [STC SE09492SC](https://openairdocs.org/stc/SE09492SC.md): Installation and usage of Exxon 20W50 multigrade aircraft engine oil conforming to Exxon Oil formulation WS-3013. · Exxon Company USA · Lists HIO-360 Series
- [STC SE00350SE](https://openairdocs.org/stc/SE00350SE.md): Installation of sump mounted chip detector. · Aviation Development Corporation
- [STC SE8023SW](https://openairdocs.org/stc/SE8023SW.md): Installation and usage of AEROSHELL · Shell Development Co · Lists HIO-360 Series
- [STC SE2389SE](https://openairdocs.org/stc/SE2389SE.md): Installation of B & C Specialty Products. · Bainbridge William C III · Lists HIO-360 Series
- [STC SE452NE](https://openairdocs.org/stc/SE452NE.md): Installation and usage of 'Mobil AV 1' aviation oil. · Mobil Research & Development Corp · Lists HIO-360 Series
- [STC SE5879SW](https://openairdocs.org/stc/SE5879SW.md): Use of Phillips X/C II 20W-50 and25W-60 oil (OSS 55875) in all Avco reciprocating aircraft engines from 65 to 450 BHP. · Phillips Petroleum Co · Lists HIO-360 Series
- [STC SE244NE](https://openairdocs.org/stc/SE244NE.md): Installation of Mattituck plasma flame sprayed cylinder barrels in Teledyne reciprocating engines. · Mattituck Airbase, Inc · Lists HIO-360 Series
- [STC SE80NE](https://openairdocs.org/stc/SE80NE.md): Installation and usage of Bel-Ray synthetic aviation oil, Bel-Ray Aero 1, (nonsupercharged), horizontally opposed direct drive, aircraft engines of 350 hp. or less. · Bel-Ray Company, Inc · Lists HIO-360 Series
- [STC SE1445SO](https://openairdocs.org/stc/SE1445SO.md): Use of Aero-blend oil additive in Teledyne (non turbocharged) aircraft engines. · ProTec · Lists HIO-360 Series
- [STC SE128NE](https://openairdocs.org/stc/SE128NE.md): Use of AMS/OIL 15W 50 synthetic piston aircraft oil in Avco engines. · AMS/OIL · Lists HIO-360 Series
- [STC SE100GL](https://openairdocs.org/stc/SE100GL.md): Installation of Rajay 301E10-2, P/N RJ0328, or 3BT5EE10J2, P/N10357400, turbocharger. · Enstrom Helicopter Corporation

## 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 = '05627T1'
    UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41894')
  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/N280DC/stcs

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