# STC SR09509RC

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Airbus Helicopters Inc., United States
- Description: Installation of Garmin GRA 5500 Radar Altimeter System
- Applied: October 5, 2017
- Status date: December 18, 2023
- Product: Aircraft, Rotorcraft
- Certification basis: Part 27
- Data sheets: [TCDS H9EU](https://openairdocs.org/tcds/H9EU)
- Certificate PDF: https://openairdocs.org/files/sha256/f1/70/f1703ec18924d78f46d700fc1f9d4d2a0c2868e3ef3bbba20a74c7789f9ed46f
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID186690239720240112150302.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SR09509RC

## ADs that name it (0)

None.

## Approved models (1)

- Airbus Helicopters AS-350B3 ([TCDS H9EU](https://openairdocs.org/tcds/H9EU))

## 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.

SR09509RC Airbus Helicopters, Inc.

2701 N. Forum Dr.

Grand Prairie, Texas 75052-7099 27 Code of Federal Regulations H9EU Airbus Helicopters AS350B3 Installation of Garmin GRA 5500 Radar Altimeter System in accordance with Airbus Helicopters, Inc.

Drawing List 350A82-1797 Rev. IR dated 11/8/2017, or later ODA approved revision. Instructions for Continued Airworthiness (ICA) 350MMS-041 Rev. IR, dtd 11/22/2017, or later ODA or AED accepted revision and Rotorcraft Flight Manual Supplement (RFMS) H150U0186670 Rev. A dtd 12/18/2023, or later ODA approved revision, are required.

For Certification Basis see continuation sheet 3.

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

---see continuation sheet 3--- October 5, 2017 December 13, 2017 07/31/2020, 05/02/2022, 12/18/2023 Michael Giambrocco ODA Lead Administrator ODA-700097-SW 3

SR09509RC 3

SR09509RC Certification Basis (continued from sheet 1):

Based on 14 CFR §§ 21.115 and 21.101 and the FAA policy for significant changes in FAA Order 8110.48A, the certification basis is the same as TCDS H9EU, Rev 26, 6/14/2021 except for the following:

14 CFR § 27.610 at Amendment 27-46 14 CFR § 27.773 at Amendment 27-50 14 CFR § 27.1309(a)(c) at Amendment 27-46

Limitations and Conditions (continued from sheet 1):

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.

3. For configuration 350A82-1656-01, this STC is applicable to AS350B3 aircraft in the Post AMS 07.4723 only.

4. For configuration 350A82-1656-02, this STC is applicable to AS350B3 aircraft in the Post Mod ECP 07.4961 only.

5. Additional limitations may be detailed in the Rotorcraft Flight Manual Supplement.

--END-- The latest effective date of this STC is 12/18/2023 3 3

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## Every issue (3)

- December 18, 2023: Amended, Current. [certificate](https://openairdocs.org/files/sha256/f1/70/f1703ec18924d78f46d700fc1f9d4d2a0c2868e3ef3bbba20a74c7789f9ed46f)
- July 31, 2020: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/c6/7a/c67a82f05ea710f74969bd76ca98c0abac82506d7d015c8ce10d07d338310607)
- December 13, 2017: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/70/aa/70aadf025b91b0c94924a7b193b2ca04f4778cc498af6b26be6f459b941aad13)

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