# STC SA2939SO

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Parker Raymond L, United States
- Description: Installation of a PA-22 tricycle gear as modified to a conventional gear PA-20 pacer configuration. The rudder control was modified to accept toe- brake pedals and hydraulic cylinders, and a hydraulic parking brake was installed.
- Status date: April 15, 1991
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 1A6](https://openairdocs.org/tcds/1A6)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/EE6D3EAB5E243E2485256CC20008CAF1.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2939SO

## ADs that name it (0)

None.

## Approved models (1)

- The New Piper Aircraft Inc. PA-22-108 ([TCDS 1A6](https://openairdocs.org/tcds/1A6))

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