# STC SA820GL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Knots 2U, Ltd, United States
- Description: Installation of aileron and flap gap seals.
- Status date: May 7, 1997
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3SO](https://openairdocs.org/tcds/A3SO)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3E895023C8CF6ACF85256CC20058E688.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA820GL

## ADs that name it (0)

None.

## Approved models (3)

- The New Piper Aircraft Inc. PA-32-260 ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))
- The New Piper Aircraft Inc. PA-32-300 ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))
- The New Piper Aircraft Inc. PA-32R-300 ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))

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