# STC SA1764GL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Pegasus Innovations, LLC, United States
- Description: Installation of Vortex generators.
- Applied: April 18, 1992
- Status date: December 1, 2020
- Product: Aircraft, Small Airplane
- Data sheets: [TCDS 2A13](https://openairdocs.org/tcds/2A13)
- Certificate PDF: https://openairdocs.org/files/sha256/bd/a7/bda746f68312f12d37bde394d68c74f3d506106afed643111d1de1df837ea7f5
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID198843904020260428175311.0001
- DRS record last changed: April 28, 2026
- Page: https://openairdocs.org/stc/SA1764GL

## ADs that name it (0)

None.

## Approved models (16)

- Piper Aircraft Inc. PA-28-140 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-150 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-151 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-160 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-161 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-180 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-181 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-201T ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-235 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28-236 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28R-180 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28R-200 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28R-201 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28R-201T ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28S-160 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))
- Piper Aircraft Inc. PA-28S-180 ([TCDS 2A13](https://openairdocs.org/tcds/2A13))

## 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.

SA1764GL Pegasus Innovations, LLC 45 Buttercup Loop Belton, TX 76513 Part 3 the Civil Air Regulations.

2A13 Piper PA-28-140, PA-28-150, PA-28-151, PA-28-160, PA-28-161, PA-28-180, PA-28-181, PA-28-235, PA-28-236, PA-28S-160, PA-28S-180, PA-28R-180, PA-28R-200, PA-28R-201, PA-28R-201T, PA-28-201T

1) The installer must determine whether this design change is compatible with previously approved modifications.

2) If the holder agrees to permit another person to use this certificate to alter the product, the holder must give the other person written evidence of that permission.

(Continued on Page 3) 4/18/1992 8/26/2015 12/1/2020 6/29/1992 7/21/1992 9/14/1993 6/20/1994 ✔ for Roy E. Boffo III Deputy Branch Manager Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3 Installation of Vortex Generators in accordance with Aurther R. Mattson Drawing No. 1A or 1B, no revisions, dated April 20, 1992; No. 1C, no revisions dated June 1, 1994; No. 2, no revisions, dated April 20, 1992; No. 3, no revisions, dated April 20, 1994; and No. 3A-1, revised August 10, 1995; or later FAA approved revisions.

(See Type Certificate Data Sheet Number 2A13 for the complete certification basis.)

SA1764GL 12/01/20 3

SA1764GL 12/01/20 Date amended (continued): 12/19/1995; 01/16/1996; 05/06/1998; 06/25/2001.

3. For the straight (not tapered) wing airplanes, one of the following wing tips must be installed (This STC does not alter the installation eligibility of the approvals listed below.)

Wing Tip Style STC Number

Demmers droop style wing tips SA549NW STOL Droop wing tips SA600NW Hoerner style wing tips SA1401NW Hoerner style fiberglass wing tips SA880WE Horton STOL droop wing tips SA1072CE Hoerner style wing tips SA1228CE Hoerner style wing tips SA2194CE Plane Booster wing tips SA708SW Lo Presti Zip Tips SA01038AT Fiberglass wing tips SA00009SE with landing lights ----------------------------------------------------------END---------------------------------------------------- 3 3 Add Page

## Every issue (2)

- December 1, 2020: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/bd/a7/bda746f68312f12d37bde394d68c74f3d506106afed643111d1de1df837ea7f5)
- August 26, 2015: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/a9/34/a934cc0c14a379c0b95892d708fe772f6bd9ed10622b079fb01ac5b788945181)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.