# STC SA4108SW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Swick Aircraft, United States
- Description: Use of Piper metal spars to replace original wood spars.
- Applied: October 31, 1979
- Status date: March 31, 1980
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-696](https://openairdocs.org/tcds/A-696)
- Certificate PDF: https://openairdocs.org/files/sha256/bf/fa/bffa279b2ab6a5c435539bbf4c50bff64d6d4b5a2b98ab7d889a3e10f1553c13
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/76FC68CD4AAC98AE86257DF6005C4236.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA4108SW

## ADs that name it (0)

None.

## Approved models (1)

- Taylorcraft 2000 LLC BC12-D ([TCDS A-696](https://openairdocs.org/tcds/A-696))

## 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.

Unittd States or Zlmtrica Bepartment of ^transportation— federal 2ltnation administration Supplemental TCgpe Certificate iSl&aMta/i&n&.

SA4108SW Swick Aircraft Route 1, Box 128B McKlnney, Texas 75069 Project A4614SW-S ,<^^^xz4^ 04 J&o Civil Air Taylorcraft BC12-D of plper mtal §parg to raplace original wood sp«r» according to Drawings No. 53 dat*d 10/19/79; No. 54 dated 10/19/79, Rev. 3/27/80; No. 55 dated 10/19/79, Rev. 3/21/80; No. 56 dated 10/31/79, Rev. 3/27/80; No. 57 dated 10/19/79, Rev. 3/27/80; No. 58 dated 10/36/79.

Rev. 3/27/80; No. 59 dated 11/9/79, Rev. 3/27/80, or later FAA approved revision* Compatibility of this modification with other previously approved modifications must be determined by the installer.

October 31, 1979 March 31, 1980 _> *f& pftAAjtss/:

—X atf jttttfftfi**/.' .^4^>er//^/ tSyA^/t/tlu:,, sZ7 (Signature ) Don P. WatsonChief, Engineering and Manufacturing Branch (Title) ~~~~~~~~

**FAA FOIM 6110-2(10-68)**

## Every issue (1)

- March 31, 1980: Issued, Current. [certificate](https://openairdocs.org/files/sha256/bf/fa/bffa279b2ab6a5c435539bbf4c50bff64d6d4b5a2b98ab7d889a3e10f1553c13)

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