# STC SA00209IB

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: AVIONIK STRAUBING ENTWICKLUNGS GmbH, Germany
- Description: Installation of Single Garmin GTN 725(Xi)/GTN 750 (Xi) Unit and optional Garmin Flight Stream FS 510
- Applied: October 25, 2023
- Status date: July 12, 2024
- Product: Aircraft, Small Airplane
- Certification basis: Part 23
- Foreign approvals: EASA 10042753
- Data sheets: [TCDS A1WI](https://openairdocs.org/tcds/A1WI)
- Certificate PDF: https://openairdocs.org/files/sha256/9d/ec/9dec758ccbc9541f163ff610cbc6491370b4dc12e13777c9ee15fe86fb35c922
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID140492204120240716184211.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA00209IB

## ADs that name it (0)

None.

## Approved models (3)

- Textron Aviation Inc. 525 ([TCDS A1WI](https://openairdocs.org/tcds/A1WI))
- Textron Aviation Inc. 525A ([TCDS A1WI](https://openairdocs.org/tcds/A1WI))
- Textron Aviation Inc. 525B ([TCDS A1WI](https://openairdocs.org/tcds/A1WI))

## 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.

IMPORT SA00209IB AVIONIK STRAUBING ENTWICKLUNGS GmbH 94348 ATTING

GERMANY Part 23 Title 14 Code of Federal Regulations A1WI Textron Aviation Inc.

525, 525A, 525B Installation of Single Garmin GTN 725(Xi)/GTN 750 (Xi) Unit and optional Garmin Flight Stream FS 510 in accordance with Master Documents List ASR-2022-037-MDL-01-01, dated April 9, 2024, or later EASA approved revision.

Maintained in accordance with Instructions for Continued Airworthiness ASR-2022-037-ICA-11-01, dated April 9, 2024 or later EASA approved revision.

1. This STC is not permitted for use on aircraft modified with EASA STC 10042753.

2. This STC is applicable to all serial numbers for these Textron Aviation Inc. Model 525, 525A and 525B.

(See Continuation Sheet 3) October 25, 2023 July 12, 2024 Anthony E. Gallo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 3

**IMPORT SA00209IB 3**

IMPORT SA00209IB Date Issued: July 10, 2024

Description of Type Design Change (continued):

Operated in accordance with Flight Manual Supplement ASR-2022-037-FMS-05.1-00 dated June 12, 2023 (for aircraft with the SPZ-5000) or ASR-2022-037-FMS-05.2-00 dated June 12, 2023 (for aircraft with the ProLine 21) or later EASA accepted revisions.

3. The aircraft must be operated in accordance with the limitations section of the flight manual supplement referenced in the Description section.

4. The aircraft must be maintained in accordance with the airworthiness limitations section of the ICA referenced in the Description section.

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

6. If the holder agrees to permit another person to use the certificate to alter the product, the holder shall give the other person written evidence of that permission.

Certification Basis:

14 CFR Part 23 as amended by Amendments 23-1 through 23-62

----------END---------- 3 3

## Every issue (1)

- July 12, 2024: Issued, Current. [certificate](https://openairdocs.org/files/sha256/9d/ec/9dec758ccbc9541f163ff610cbc6491370b4dc12e13777c9ee15fe86fb35c922)

---
From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.