# STC SA04058NY

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: FTI Engineering Nework GmbH, Germany
- Description: Installation of ADS-B Out System
- Applied: February 5, 2018
- Status date: February 22, 2018
- Product: Aircraft, Small Airplane
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS A1WI](https://openairdocs.org/tcds/A1WI)
- Certificate PDF: https://openairdocs.org/files/sha256/bf/fc/bffc475bbd73480ae8c72580517ef4effb74c3eb48ea15b3768f7eb09f3b6a94
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CF1F69EFD09168BA86258249005FB04B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA04058NY

## 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.

FAA Form 8110-2 (5/14) Page 1 of

Part of the

Signature

Title SA04058NY FTI ENGINEERING NETWORK GmbH Schmiedestrasse 2 15745 Wildau Germany Federal Aviation Regulations.

1. Installation of ADS-B Out System in accordance with FTI Engineering Network GmbH Master Document List F18-EO17-1589, Issue 1, dated January 3, 2018 and Installation Instructions F23-001-EO17-1589, Issue 2, dated November 29, 2017 or later EASA approved revisions.

2. Aircraft is to be maintained in accordance with FTI Engineering Network GmbH Maintenance Manual Supplement F21-001- EO17-1589, Issue 3, dated December 28, 2017 or later EASA accepted revisions.

3. Aircraft is to be operated in accordance with FTI Engineering Network GmbH Aircraft Flight Manual Supplement F20- EO17-1589, Issue 2, dated October 26, 2017 or later EASA approved revisions.

1. Limited to the aircraft serial numbers:

- Model 525: SN: 0600 to 0701

- Model 525A: SN: 0300 to 0524

- Model 525B: SN: 0001 to 0056, 0058 to 0415

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

(See Limitations and Conditions Continued on Page 3 of 3) Raymond H. Reinhardt Acting Manager, New York ACO Branch Textron Aviation Inc.

525, 525A, 525B February 5, 2018 February 22, 2018 IMPORT A1WI 3

FAA Form 8110-2 (5/14) Page 2 of

To (Name and address of transferee)

From (Name and address of grantor)

3 SA04058NY

FAA Form 8110-2 (5/14) Page 3 of

3 Date of Issuance: February 22, 2018

3. 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:

Based on 14 CFR § 21.115 and § 21.101, and the FAA Order 8110.48, the certification basis for the Textron Aviation Inc. 525, 525A and 525B is as follows:

a. The type certification basis for the Textron Aviation Inc. 525, 525A and 525B is shown in 14 CFR, Part 23 and amendments listed in TCDS A1WI for parts not changed or not affected by the change.

b. The type certification basis for the Textron Aviation Inc. 525, 525A and 525B is shown in 14 CFR, Part 23 and amendments listed in TCDS A1WI for parts changed or affected by the change.

---------------------END-------------------- SA04058NY

## Every issue (1)

- February 22, 2018: Issued, Current. [certificate](https://openairdocs.org/files/sha256/bf/fc/bffc475bbd73480ae8c72580517ef4effb74c3eb48ea15b3768f7eb09f3b6a94)

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