# STC SH5854SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: RSG Products, United States
- Description: Installation of a 9-place seating arrangement.
- Applied: September 12, 1984
- Status date: January 30, 2017
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 29
- Data sheets: [TCDS H4SW](https://openairdocs.org/tcds/H4SW)
- Certificate PDF: https://openairdocs.org/files/sha256/ab/a7/aba77c3fa52ebcd1c21da9bc977ca2790f72c58a487c6a12cedeaf00a0a12516
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/825D380E42389906862581DE0072E2D3.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SH5854SW

## ADs that name it (0)

None.

## Approved models (1)

- Bell Helicopter Textron 412 ([TCDS H4SW](https://openairdocs.org/tcds/H4SW))

## 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 (5/14) Page 1 of 2

Number: SH5854SW

Part 29 of the Federal Aviation Regulations.

Original Product – Type Certificate Number: H4SW Make: Bell Helicopter Textron, Inc.

Model: 412 Description of Type Design Change:

Installation of 9-place seating arrangement in accordance with Heli-Dyne Systems, Inc., Drawing List No. HD0275000, Rev. E, dated May 3, 1988, or later FAA approved revision.

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.

Date of Application: September 12, 1984 Date Reissued: March 28, 1990; January 30, 2017 Date of Issuance: December 17, 1984 Date Amended: 9/4/86; 8/1/88 Revision 2

Signature

Title James A. Grigg Manager, Fort Worth Aircraft Certification Office, Southwest Region RSG Products 3900 Falcon Way, Hangar 16S Fort Worth, TX 76106

FAA Form 8110-2 (5/14) Page 2 of 2

Transfer the ownership of Supplemental Type Certificate Number: SH5854SW

To (Name and address of transferee)

From (Name and address of grantor)

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST10962SC

FAA Form 8110-2 (5/14) Page 3 of 3

## Every issue (1)

- January 30, 2017: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ab/a7/aba77c3fa52ebcd1c21da9bc977ca2790f72c58a487c6a12cedeaf00a0a12516)

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