# STC ST00229SE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Safran Cabin Inc., United States
- Description: Installation of QB9 interior retrofit kit.
- Applied: June 30, 1995
- Status date: August 20, 2021
- Product: Aircraft, Large Airplane
- Certification basis: Part 25
- Data sheets: [TCDS A6WE](https://openairdocs.org/tcds/A6WE)
- Certificate PDF: https://openairdocs.org/files/sha256/9e/2d/9e2d3b50fbac49aa93c2f3f26080a2b1d5541a86c3ebc72169c9cdc77a32675b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID134060422520251212174508.0001
- DRS record last changed: December 19, 2025
- Page: https://openairdocs.org/stc/ST00229SE

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company DC-9-81 (MD-81) ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (4)

- August 20, 2021: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/9e/2d/9e2d3b50fbac49aa93c2f3f26080a2b1d5541a86c3ebc72169c9cdc77a32675b)
- August 20, 2021: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/65/29/65299747bd6050128cb473263476878557f9030f0c3d4b20d1ed9aabcd765375)
- October 9, 2020: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/94/51/9451dc841fd3972261544833595ab8ce704cdf9457d4ee459bfdfa80de608b13)
- July 20, 2000: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/ab/45/ab4546321760f87aafaab41c7e69e434be240ad6771ee9abc0dc56e806e227ea)

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