# STC ST04591NY

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: ALAMO Engineering GmbH, Germany
- Description: Structural integration and installation of Iridium Satcom Antenna
- Applied: February 9, 2021
- Status date: January 24, 2025
- Product: Aircraft, Large Airplane
- Certification basis: Part 25
- Data sheets: [TCDS T00003NY](https://openairdocs.org/tcds/T00003NY)
- Certificate PDF: https://openairdocs.org/files/sha256/fb/88/fb88252a1fea30c864f21ef0b7d9d77f7192162540246dac0aa6565b89f15c99
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID171675100420250127160520.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST04591NY

## ADs that name it (0)

None.

## Approved models (2)

- Bombardier Inc. BD-700-1A10 ([TCDS T00003NY](https://openairdocs.org/tcds/T00003NY))
- Bombardier Inc. BD-700-1A11 ([TCDS T00003NY](https://openairdocs.org/tcds/T00003NY))

## 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 ST04591NY ALAMO Engineering GmbH 82205 GILCHING

GERMANY Part 25 Title 14 Code of Federal Regulations T00003NY Bombardier Inc BD-700-1A10, BD-700-1A11

1. Structural integration and installation of Iridium Satcom Antenna must be in accordance with ALAMO Engineering GmbH Master Document List Document No. MDL20A15AE-01, Revision D, dated October 24, 2024, or later EASA approved revisions.

(See Description of Type Design Change Continued on Page 3 of 3)

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

(See Limitations and Conditions Continued on Page 3 of 3) February 9, 2021 February 16, 2021 John Yoo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 3 August 24, 2022, January 24, 2025

**IMPORT ST04591NY 3**

IMPORT ST04591NY Date Amended: January 24, 2025

Description of Type Design Change (continued):

2. Aircraft is to be maintained in accordance with ALAMO Engineering GmbH Instructions for Continued Airworthiness Document No. ICA20A15AE-01, Revision D, dated October 15, 2024, or later EASA accepted revisions.

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

3. This STC is applicable to all serial numbers for Bombardier Inc, Model BD-700-1A10 and BD-700-1A11.

4. Aircraft is to be maintained in accordance with the "Airworthiness Limitations" section of Instructions for Continued Airworthiness Document listed under the Description of Type Design Change of this STC.

5. This approval is limited to only the Structural integration and installation of Iridium SATCOM Antenna. Any function and operation of the antenna will be subject to additional FAA engineering approval.

Certification Basis:

Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for design changes that are identified as not significant in FAA Order 8110.48A, the certification basis for Bombardier Inc Model BD-700-1A10 and BD-700-1A11 aircraft as follows:

a. The type certification basis is shown on TCDS T00003NY for parts not changed or not affected by the change.

b. The type certification basis is shown on TCDS T00003NY for parts changed or affected by the change except for the following:

Regulations at the latest amendment 25-0 through 25-146:

§§ 25.307, 25.341, 25.571, 25.611, 25.613, 25.1301, 25.1419 ----------END----------

## Every issue (3)

- January 24, 2025: Amended, Current. [certificate](https://openairdocs.org/files/sha256/fb/88/fb88252a1fea30c864f21ef0b7d9d77f7192162540246dac0aa6565b89f15c99)
- August 24, 2022: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/43/a1/43a1927a0cfbb0b7656c9688b1cfc5d81b3ef7866e340b81c76c6f4b9030c5cb)
- February 16, 2021: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/00/06/000690c1a6ae88ac2ee77635ab4aaff4d7efb549d6ccb9567029038ce08f096e)

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