# STC ST04801NY

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Delta Engineering Corporation, United States
- Description: Installation (including Demod option) of Connectivity Antenna
- Applied: October 29, 2024
- Status date: August 28, 2026
- Product: Aircraft, Large Airplane
- Certification basis: Part 25
- Data sheets: [TCDS A56NM](https://openairdocs.org/tcds/A56NM)
- Certificate PDF: https://openairdocs.org/files/sha256/4e/0a/4e0a75efc1759a49944aac03467cb257a9ac1e38f6308b72d70aca90aca829ec
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID195431294620260902154213.0001
- DRS record last changed: September 2, 2026
- Page: https://openairdocs.org/stc/ST04801NY

## ADs that name it (0)

None.

## Approved models (8)

- Embraer S.A. ERJ 170-100 LR ([TCDS A56NM](https://openairdocs.org/tcds/A56NM))
- Embraer S.A. ERJ 170-100 SE ([TCDS A56NM](https://openairdocs.org/tcds/A56NM))
- Embraer S.A. ERJ 170-100 STD ([TCDS A56NM](https://openairdocs.org/tcds/A56NM))
- Embraer S.A. ERJ 170-100 SU ([TCDS A56NM](https://openairdocs.org/tcds/A56NM))
- Embraer S.A. ERJ 170-200 LL ([TCDS A56NM](https://openairdocs.org/tcds/A56NM))
- Embraer S.A. ERJ 170-200 LR ([TCDS A56NM](https://openairdocs.org/tcds/A56NM))
- Embraer S.A. ERJ 170-200 STD ([TCDS A56NM](https://openairdocs.org/tcds/A56NM))
- Embraer S.A. ERJ 170-200 SU ([TCDS A56NM](https://openairdocs.org/tcds/A56NM))

## 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.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST04801NY

This certificate issued to: Delta Engineering Corporation 3 Aviator Way Ormond Beach, Florida 32174

Part 25 of the Code of Federal Regulations.

Original Product A56NM Make: Embraer Type Certificate Number: Model: ERJ 170-200 STD, ERJ 170-200 LR, ERJ 170-200 SU, ERJ 170-200 LL, ERJ 170-100 STD, ERJ 170-100 LR, ERJ 170-100 SU, ERJ 170-100 SE

Installation (including Demod option) of Connectivity Antenna in accordance with Delta Engineering Master Data List (MDL) 0172-12220-2596 Revision M dated Aug. 28, 2026 or later FAA approved revisions to Delta Engineering Master Data List previously listed. The Instructions for Continued Airworthiness, Electrical Wiring Interconnect System Instructions for Continued Airworthiness and Airplane Flight Manual Supplement as listed on the Master Data List is required with this installation.

1. 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.

2. Compatibility of this design change with previously approved modifications must be determined by the installer. (See Continuation Sheet 3)

Date of Application: October 29, 2024 Date Reissued:

Date of Issuance: November 21, 2024 Date Amended: February 11, 2025, August 28, 2026

Title: Jonathan E. Moritz ODA Administrator ODA-800728-NE

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST04801NY Effective Date: August 28, 2026

Transfer the ownership of Supplement Type Certificate Number:

(Continuation Sheet) Number: ST04801NY Effective Date: August 28, 2026

3. Reference Delta Engineering Master Data List for additional limitations and conditions and applicable serial numbers.

Certification Basis:

Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, this STC is a non-significant change. The certification basis for un-changed or not affected areas by this STC remains un-changed by this STC and the certification basis for this STC is as follows:

a. Equivalent Level of Safety ODA-2596-01-F-1 for 14 CFR §§ 25.251.

b. Certification basis defined in the TCDS.

c. This STC does not affect aircraft noise characteristics and does not change the aircraft's compliance with the applicable requirements of 14 CFR Part 36.

d. CFR Part 26:

Section Title At Amendment §26.11 EWIS 26-7 §26.47 AASR 26-7 -------------------------------------------------END-------------------------------------------------

## Every issue (3)

- August 28, 2026: Amended, Current. [certificate](https://openairdocs.org/files/sha256/4e/0a/4e0a75efc1759a49944aac03467cb257a9ac1e38f6308b72d70aca90aca829ec)
- February 11, 2025: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/0a/c9/0ac973e64df9c9e60931267143a3b845212939634616ac13a7e356c09b0574d5)
- November 21, 2024: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/af/04/af04146b5988d3aab3c3ad2b1e05ffc8cd5d17d68e67975f546638febecfd933)

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