# STC SH8678SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: The NORDAM Group LLC, United States
- Description: Installation of an electronic bay access door window.
- Applied: April 22, 1992
- Status date: April 1, 2019
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 29
- Data sheets: [TCDS H1NE](https://openairdocs.org/tcds/H1NE)
- Certificate PDF: https://openairdocs.org/files/sha256/8d/50/8d50d2dc94347b4c1f2dc446b44f60ccb0bbb77124cd30c4029cfcd1cebe3227
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/EF183C9CD7B4FA9C862586C30052F981.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SH8678SW

## ADs that name it (0)

None.

## Approved models (3)

- Sikorsky Aircraft Corporation S-76A ([TCDS H1NE](https://openairdocs.org/tcds/H1NE))
- Sikorsky Aircraft Corporation S-76B ([TCDS H1NE](https://openairdocs.org/tcds/H1NE))
- Sikorsky Aircraft Corporation S-76C ([TCDS H1NE](https://openairdocs.org/tcds/H1NE))

## 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 (11/20) SUPERSEDES PREVIOUS EDITION Page 1 of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number:

SH8678SW The NORDAM Group LLC 6910 N. Whirlpool Tulsa, OK 74117 Part 29 the Federal Aviation Regulations H1NE Sikorsky Aircraft Corporation S-76A, S-76B, S-76C Installation of an electronic bay access door window in the Sikorsky Model S-76A, B, and C helicopters in accordance with M&N Aerospace, Inc., drawing MN-76207-10004, dated 11/6/91, I/R and drawing MN-76207-10004-I, dated 2/19/92, I/R or later FAA approved revisions.

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

April 22, 1992 1/01/97; 9/20/99; 4/01/2019 August 26, 1993 Jim Grigg Manager, Fort Worth ACO Branch, Compliance & Airworthiness Division Aircraft Certification Service 2

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 2 of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number:

SH8678SW 2

## Every issue (1)

- April 1, 2019: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/8d/50/8d50d2dc94347b4c1f2dc446b44f60ccb0bbb77124cd30c4029cfcd1cebe3227)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.