# STC SA547NW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Safran Cabin Inc., United States
- Description: Installation of Mark I interior conversion kit
- Applied: May 31, 1977
- Status date: July 18, 2025
- Product: Aircraft, Large Airplane
- Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE)
- Certificate PDF: https://openairdocs.org/files/sha256/71/9a/719ae1f187be55865baf4096e24d052fc9d2b0cb73fc27b19defbf317d344bbd
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164299894020251203175003.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA547NW

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 727 ([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 Administration Supplemental Type Certificate Number: SA547NW This certificate issued to: Safran Cabin Inc.

7330 Lincoln Way Garden Grove, CA 92841 Part 4b of the Civil Air Regulations Type Certificate Number: AWE Original Product Make: Boeing Description of Type Design Change: Model: 727-214 and 727-254 Series Installation of Mark I interior conversion kit in accordance with Heath Tecna Drawing List HPD-DL-5, Revision B, dated February 8, 1978 or later FAA approved revision.

Approval of this change in type design applies to the above model aircraft only. This approval should not be extended to other aircraft of these models on which other previously approved modifications are incorporated, unless it is determined that the relationship between this change and any of those previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. The resulting interior arrangement, along with the required placarding, has not been evaluated and is not part of this STC. A copy of this certification must be maintained as part of the permanent records for the modified aircraft.

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

Date of Application: 05/31/1977 Date Reissued: 08/28/1990 06/01/2000 07/20/2000 Date of Issuance: 11/22/1977 Date Amended: 02/28/1978 A see continuation sheet for additional dates By Direction of the Administrator Signature: Brael A.chuth Title: ODA Administrator, ODA-606394-NM

United States of America Department of Transportation Federal Aviation Administration A Supplemental Type Certificate Number: SA547NW Effective Date: 07/18/2025

Extent of Authority (if licensing agreement);

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA547NW Effective Date: 07/18/2025 Date Reissued: - cont.: 02/17/2005;10/09/2020; 08/20/2021; 07/18/2025 ---END---

## Every issue (4)

- July 18, 2025: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/71/9a/719ae1f187be55865baf4096e24d052fc9d2b0cb73fc27b19defbf317d344bbd)
- August 20, 2021: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/83/96/8396a7aec4d73026985ddcfebfe6d3c1c22372851e22ed32d703e001af82b301)
- October 9, 2020: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/e7/d0/e7d0b710b4569906ee9ff5c7c7b7d6393d4997b51bec83f6daa00b5a2897063d)
- February 17, 2005: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/60/e4/60e4785fc51da1b25a45f9604bd38b67e411d943d64173b31224220de3f13e35)

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