# STC SA00059AT

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Whelen Aerospace Technologies, United States
- Description: Installation of flap gap seals.
- Applied: September 29, 1992
- Status date: July 22, 2022
- Product: Aircraft, Small Airplane
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS A3SO](https://openairdocs.org/tcds/A3SO)
- Certificate PDF: https://openairdocs.org/files/sha256/36/99/3699da3493c7fc66868134d657e033be2d7755a0997032a4a852c14298080446
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/BE312A569B2CD8ED862588C3006302A8.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA00059AT

## ADs that name it (0)

None.

## Approved models (1)

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

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Title: (for) Christina M. UnderwoodManager, Atlanta ACO Branch Compliance and Airworthiness Division Aircraft Certification Service SA00059AT Whelen Aerospace Technologies 51 Winthrop Road Chester, CT 06412 Part 3 Civil Air Regulation A3SO Piper PA-32 Series Installation of flap gap seals in accordance with LoPresti Speed Merchants, Report No. 17, Master Drawing List, 6 - Place Retractable Flap Gap Seal Project", initial release dated October 10, 1992, or later FAA approved revision.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit a person to use this certificate to alter a product, the holder must give this person written evidence of that permission.

September 29, 1992 January 16, 2019; July 22, 2022 December 21, 1992 2

SA00059AT 2

## Every issue (2)

- July 22, 2022: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/36/99/3699da3493c7fc66868134d657e033be2d7755a0997032a4a852c14298080446)
- January 16, 2019: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/a3/69/a369fe08de6507adebe2ce47bade3ce8944da995c5cc663bb03c8fdff1cfb2aa)

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