# STC SA729GL

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Knots 2U, Ltd, United States
- Description: Installation of Aileron and Flap Gap Seals.
- Status date: July 14, 1997
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A7SO](https://openairdocs.org/tcds/A7SO)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/09FBA359B85E5B6385256CC20056A297.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA729GL

## ADs that name it (0)

None.

## Approved models (4)

- The New Piper Aircraft Inc. PA-34-200 ([TCDS A7SO](https://openairdocs.org/tcds/A7SO))
- The New Piper Aircraft Inc. PA-34-200T ([TCDS A7SO](https://openairdocs.org/tcds/A7SO))
- The New Piper Aircraft Inc. PA-34-220T (III) ([TCDS A7SO](https://openairdocs.org/tcds/A7SO))
- The New Piper Aircraft Inc. PA-34-220T (IV) ([TCDS A7SO](https://openairdocs.org/tcds/A7SO))

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