# STC SA2746NM-D

- Type: Supplemental type certificate
- Status: Current, Surrendered
- Holder: United Air Lines Inc, United States
- Description: Installation of a passenger air-to-ground telephone system consisting of 2 wireless handsets and handset holders, support equipment in the existing E&E compartment, 2 new L-band blade antennas on the lower fuselage area and associated cables and wiring.
- Applied: May 5, 1988
- Status date: June 26, 2009
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE)
- Certificate PDF: https://openairdocs.org/files/sha256/22/0b/220b397da12d794a3a6c4146d090a14fdc81ffd438ca38014854efdb981aacd9
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/AB60BAC7CB8BAE69862577200073235B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2746NM-D

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 727-200 Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation -Federal Aviation AdmimistratioCertificate Supplemental Type CertificateRENDERED on 6.26.200% Number: SA2746NA-D This certificate issued to: United Airlines Part 4b of the CIVi1 Air Regulations. Ref. IC Data Sheet AWE for Special Conditions.

Original Product - Type bertificate Number: AЗWE Make: Boeing Model: 727-222 Description of Type Design Change:

Installation of a passenger air-to-ground telephone system consisting of 2 wireless handsets and handset holders, support equipment in the existing E&E compartment, 2 new L-band blade antennas on the lower fuselage area, and associated cables and wiring, in accordance with United Airlines, DAS-WE, approved drawing list 2746, dated July 31, 1988, or later approved revision.

This approval does not extend to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft.

Date of Application: May 5, 1988 Date Reissued:

Date of Issuance: July 31, 1988 Date Amended:

FEDERAL AVIATION By direction f the Administrator

1. Castilie (Signature ) TO MINISTRAIO UNITED AIRLINES DAS COORDINATOR DAS-1WE (Title) 47 FAA FORM 8110-2 (10-68)

## Every issue (1)

- June 26, 2009: Surrendered, Current. [certificate](https://openairdocs.org/files/sha256/22/0b/220b397da12d794a3a6c4146d090a14fdc81ffd438ca38014854efdb981aacd9)

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