# STCs that may be installed: N747KV

A list on [N747KV](https://openairdocs.org/aircraft/N747KV.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 SE2338SO](https://openairdocs.org/stc/SE2338SO.md): Installation of an oil tank safety cap adapter which prevents oil loss in the event of loss or damage to the filler cap. · Jet Avion Corporation · Lists JT9D-20
- [STC SE00024EN](https://openairdocs.org/stc/SE00024EN.md): Installation of oil tank filler neck check valve. · Helicopter Support Inc Services Div · Lists JT9D-3A
- [STC SE01543CH](https://openairdocs.org/stc/SE01543CH.md): Replace Hamilton Sundstrand P/N 778839-13, 778839-14, 778839-19, 778839-20, 778839-37, 778839-38, 816682-1, 840618-2, 880724 carbon bushings with Cook Airtomic P/N AIR22947 Slotted Entry Busing in the High Pressure Shutoff Valve. · Cook Airtomic · Lists JT9D-20
- [STC SE00402NY](https://openairdocs.org/stc/SE00402NY.md): Installation of corrosion resistant steel replacement Chip Detectors. · Vickers Inc
- [STC SE497NE](https://openairdocs.org/stc/SE497NE.md): Installation of oil tank filler neck check valve assembly. · Aviation Components Support · Lists JT9D-3A
- [STC SE00054AT-D](https://openairdocs.org/stc/SE00054AT-D.md): Modification of the turbine exhaust case to provide increased wall thickness for the purpose of improved blade containment. · Aero Component Technologies · Lists JT9D-7R4D
- [STC SE00047AT-D](https://openairdocs.org/stc/SE00047AT-D.md): Modification of turbine exhaust case to provide increased wall thickness for the purpose of improved blade containment. · Aero Component Technologies · Lists JT9D-20
- [STC SE00046AT-D](https://openairdocs.org/stc/SE00046AT-D.md): State 1 LPC Stator: Provide a seamless one piece rubber airflow surface at the inner shroud. · Aero Component Technologies · Lists JT9D-20
- [STC SE00045AT-D](https://openairdocs.org/stc/SE00045AT-D.md): Modify -59A LPT case to reduce the thickness of four bosses to eliminate interference with the turbine case cooling manifold installed on -7Q engines. This modification permits use of the -59A LPT case on-7Q engines. · Aero Component Technologies · Lists JT9D-59A
- [STC SE2888SO-D](https://openairdocs.org/stc/SE2888SO-D.md): Modify turbine exhaust case to incorporate Model -20 mount features. · Aero Component Technologies · Lists JT9D-7A
- [STC SE593NE](https://openairdocs.org/stc/SE593NE.md): Installation of a Select Controls Inc. Engine Oil Shuttle Valve, P/N 2057-1-001. (See Eligibility List) · Basken Valve Corporation
- [STC SE435NE](https://openairdocs.org/stc/SE435NE.md): Installation of an oil tank filler opening shuttle valve. · Stockbridge William D · Lists JT9D-20J
- [STC SA2227SO](https://openairdocs.org/stc/SA2227SO.md): Installation of wiring and associated components for utilization of the Rolls Royce, Inc., ARINC, interface/readers UT1317 or UT1317/1, for the purpose of acquisition, recording, and analysis in real time of engine/aircraft/ systems. (767 SERIES POWERED BY RR RB-11-524 SERIES · Rolls Royce, Inc
- [STC SE133NE](https://openairdocs.org/stc/SE133NE.md): Incorporation of Hamilton Standard EDM 110-3 Engine Data Multiplexer · United Technologies · Lists JT9D-7R4D1
- [STC SE118NE](https://openairdocs.org/stc/SE118NE.md): Thrust reverser system P/N 221D0065, consisting of 4 major installations. · Pratt & Whitney · Lists JT9D-7R4D1
- [STC SE1141CE](https://openairdocs.org/stc/SE1141CE.md): Removal of 15th stage bleeds and surge detector system. · Trans World Airlines Inc · Lists JT9D-7A
- [STC SE33NE](https://openairdocs.org/stc/SE33NE.md): Incorporation of improved combustor and turbine components which permit operation at increased EGT limits. · Pratt & Whitney Aircraft Grp · Lists JT9D-7F
- [STC SE11CE](https://openairdocs.org/stc/SE11CE.md): Installation of aircraft integrated data system components on engine. · Trans World Airlines Inc · Lists JT9D-3A

## 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 = '1384818'
    UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52054')
  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/N747KV/stcs

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