# STC ST04721NY

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Lufthansa Technik AG, Germany
- Description: Installation of Non-electrical Floor Path Marking System
- Applied: February 16, 2022
- Status date: April 6, 2022
- Product: Aircraft, Large Airplane
- Certification basis: Part 25
- Foreign approvals: EASA 10075677 Rev. 1
- Data sheets: [TCDS T00063IB](https://openairdocs.org/tcds/T00063IB)
- Certificate PDF: https://openairdocs.org/files/sha256/5a/31/5a311fa0d0fe86f14448d3816acaf606f4705741c6bda5ddbb52ff622c401f05
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C93F5D7C885DF4008625882100471E9D.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST04721NY

## ADs that name it (0)

None.

## Approved models (2)

- Airbus SAS A350-1041 ([TCDS T00063IB](https://openairdocs.org/tcds/T00063IB))
- Airbus SAS A350-941 ([TCDS T00063IB](https://openairdocs.org/tcds/T00063IB))

## 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 ST04721NY Lufthansa Technik AG Weg Beim Jager 193 Hamburg, Germany 22335 Part 25 Title 14 Code of Federal Regulations T00063IB Airbus SAS A350-941, A350-1041

1. Installation of Non-electrical Floor Path Marking System must be in accordance with Lufthansa Technik Supplemental Type Definition Document Doc. No. STDD33-19/06M, Issue 01, Rev. 01, dated December 3, 2020, 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 16, 2022 April 6, 2022 Anthony E. Gallo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 3

**IMPORT ST04721NY ST04721NY 3**

IMPORT ST04721NY Date of Issuance: April 6, 2022

Description of Type Design Change (continued):

2. Maintenance must be in accordance with Lufthansa Technik, Instructions for Continued Airworthiness Doc. No. A-00-19/69-ICA, Issue 01, Rev. 00, dated January 17, 2020, or later EASA accepted revisions.

3. Operation must be in accordance with Lufthansa Technik Airplane Flight Manual Supplement A-00-19/69-AFM, Issue 02, Rev. 00, dated December 3, 2020, or later EASA approved revisions.

2. 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.

3. This STC is applicable to all serial numbers for this Make-Model.

4. Operation must be in accordance with the "Limitations" section of Lufthansa Technik, Airplane Flight Manual Supplement referenced under the Description of the Type Design section.

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

## Every issue (1)

- April 6, 2022: Issued, Current. [certificate](https://openairdocs.org/files/sha256/5a/31/5a311fa0d0fe86f14448d3816acaf606f4705741c6bda5ddbb52ff622c401f05)

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