# STCs approved under this data sheet: TCDS P-206

A list on [TCDS P-206](https://openairdocs.org/tcds/P-206.md).

Current certificates first, most recently changed first.

- [STC SP1408NW](https://openairdocs.org/stc/SP1408NW.md): Installation of Aircraft Propulsion Systems, Inc. rollers in place of the Hamilton Standard counterweight bearings · Canyon Oaks Propeller D/B/A H & Propeller Shop Inc.
- [STC SP01222WI](https://openairdocs.org/stc/SP01222WI.md): Installation of Aircraft Development propeller vortelators. · Aircraft Development Co
- [STC SP00582NY](https://openairdocs.org/stc/SP00582NY.md): Installation of Prop-Guard Polyurethane Protective Tape on the leading edge of metal propellers. · McFarlane Aviation, Inc.
- [STC SP245NW](https://openairdocs.org/stc/SP245NW.md): Manufacture AG-100-4S blades and CF AG-100-4S blades with cooling fairing and use thereof in Hamilton 2D30 hubs of P&W R-985, 450 h.p. engine. · Pacific Propeller International LLC
- [STC SP7WE](https://openairdocs.org/stc/SP7WE.md): Installation of Efficiency Aircraft Components, Inc. propeller blades in Hamilton Standard hubs as follows: 1. E.A.C.AG-100-2 propeller blades in 2D30 and 12D40 hubs in accordance with FAA sealed E.A.C. Installation Instructions No. 100 and in 3D40 hubs in accordance with FAA sealed E.A.C. Installation Instructions No. 400. 2. E.A.C. AG-200-2 propeller blades in 22D30, 22D40, and 23D40 hubs in accordance with FAA sealed E.A.C. Installation Instructions No. 200, 300, and 500 respectively. · Pacific Propeller International LLC
- [STC SP362NW](https://openairdocs.org/stc/SP362NW.md): Installation of Pacific Propeller, Inc. chafing ring PP17010 in accordance with Pacific Propeller, Inc. FAA Sealed Drawing List 76005, dated September 27, 1976, or later FAA Sealed Revision thereto. · Pacific Propeller International LLC
- [STC SP5WE](https://openairdocs.org/stc/SP5WE.md): Installation of Little Giant Propeller Seal. · Pacific Propeller International LLC
- [STC SP1521SO](https://openairdocs.org/stc/SP1521SO.md): Install Northwest Propeller Service Counterweight Thrust Bearings in place of the Hamilton Standard Counterweight Thrust Bearings · Northwest Propeller Services Inc.
- [STC SP1520SO](https://openairdocs.org/stc/SP1520SO.md): Install Memphis Prop. counterweight thrust bearings in place of the Hamilton Standard counterweight thrust bearings. · Northwest Propeller Services Inc.
- [STC SP09390SC](https://openairdocs.org/stc/SP09390SC.md): Replace Hamilton Standard inboard and outboard piston gaskets and nut with RSW piston crown. · Schweis Robert W
- [STC SP09397SC](https://openairdocs.org/stc/SP09397SC.md): Installation of a propeller blade seal. · Schweis Robert W
- [STC SP8715SW](https://openairdocs.org/stc/SP8715SW.md): Installation of a 'R S W' blade thrust bearing assembly in all D-shank blades of counterweight type propellers. (2D 30) (23D 40) (12D 40) (22D 40) (3D 450) (24D 50) · Schweis Robert W
- [STC SP8467SW](https://openairdocs.org/stc/SP8467SW.md): Installation of counterweight bearings and shaft assembly kit C.P. 22000. · Schweis Robert W
- [STC SP7836SW](https://openairdocs.org/stc/SP7836SW.md): Installation of Condor bushing, P/N C.P. 22001. · Schweis Robert W
- [STC SP10WP](https://openairdocs.org/stc/SP10WP.md): Installation of greaseless counterweight bearings. (2D 30-227, -233, -235, -237, -243, -247, -249, -259, -261) · American Propeller Service
- [STC SP829SO](https://openairdocs.org/stc/SP829SO.md): Vibration approval for single engine tractor installations only, on P & W Model P985-AN-1, -AN-3, -AN-14B, -25, -27, -39A, T1B2 and T1B3 engines. (2D 30/6101A-10S) · Metropolitan Propeller Repair, Inc

## 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
FROM 'https://openairdocs.org/data/latest/faa_stc.parquet' s
WHERE s.stc_number IN (SELECT stc_number FROM 'https://openairdocs.org/data/latest/faa_stc_model.parquet' WHERE tcds_number = 'P-206')
ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_number
```

This list as a web page: https://openairdocs.org/tcds/P-206/stcs

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