# STC ST09867AC

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: GDC Technics LLC, United States
- Description: Installation of door locks
- Applied: July 20, 2016
- Status date: November 7, 2016
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS T00021SE](https://openairdocs.org/tcds/T00021SE)
- Certificate PDF: https://openairdocs.org/files/sha256/b5/af/b5af0655137e147232c91b66999dcf9b42811c4130a4d55201d097a716dca343
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C61D5362FB2ED70A86258074006A37C1.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST09867AC

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 787-8 ([TCDS T00021SE](https://openairdocs.org/tcds/T00021SE))

## 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.

FAA Form 8110-2 (8/13) Page 1

Part of the Federal A viation Regulations.

Original Product – Type Certificate Number: MDNH:

MRGHO:

Signature

Title

ST09867AC GDC Technics, Ltd.

2060 Eagle Parkway Fort Worth, TX 76177 25 T00021SE The Boeing Company 787-8 Installation of door locks in accordance with GDC Technics Master Data List S001-MDL Rev. J dated October 26, 2016, or later FAA approved revision. The Instructions for Continued Airworthiness, document number S001-TP-05, Rev. A, dated August 25, 2016 or later FAA accepted revision is required with this installation. The use of Airplane Flight Manual Supplement for Boeing 787-8 with door locks, document number S001-TP-49 Rev.0, issued October 24, 2016, or later FAA approved revision is required.

1. The installer must determine whether this design change is compatible with previously approved modifications.

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

7/20/2016 11/7/2016 Matt Crouch Acting Manager, Fort Worth Aircraft Certification Office Southwest Region

FAA Form 8110-2 (8/13) Page 2

To (Name and address of transferee) From (Name and address of grantor) Extent of Authority (if licensing agreement):

ST09867AC

## Every issue (1)

- November 7, 2016: Issued, Current. [certificate](https://openairdocs.org/files/sha256/b5/af/b5af0655137e147232c91b66999dcf9b42811c4130a4d55201d097a716dca343)

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