# STC SR02327AK

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Carson Helicopters, Inc, United States
- Description: Manufacture side-facing seat mounting structure
- Applied: November 5, 2007
- Status date: August 19, 2013
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 29
- Data sheets: [TCDS 1H15](https://openairdocs.org/tcds/1H15)
- Certificate PDF: https://openairdocs.org/files/sha256/c9/a6/c9a6b6ea98c62e435d27f1647823ed3371f7bfbe5c1d539e1295fa5a96d2bddf
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5EA2C2F87305691286257BCE006EDBDC.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR02327AK

## ADs that name it (0)

None.

## Approved models (1)

- Sikorsky Aircraft S-61N ([TCDS 1H15](https://openairdocs.org/tcds/1H15))

## 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.

Number SR02327AK

This certificate, issued to Carson Helicopters Inc.

952 Blooming Glen Road Perkasie, PA 18944

Part 29 of the Federal Aviation Regulations.

Original ProductType Certificate Number: 1H15 Make: Sikorsky Aircraft Model: S-61N

Description of the Type Design Change: Manufacture side-facing seat mounting structure in accordance with Carson Helicopters, Inc. Master Drawing List CHI-MB570-MDL, Revision A, dated October 20, 2008, or later Federal Aviation Administration (FAA) approved revision. Install side-facing seat mounting structure and side-facing seats in accordance with Carson Helicopters, Inc. Installation Instructions CA07-MB-00l, Revision A, dated October 15, 2008, or later FAA-approved revision. Maintain in accordance with Instructions for Continued Airworthiness CA07-MB-002, Revision IR, dated May 5, 2008, or later FAA-accepted revision.

Limitations and Conditions: Approval of this change in type design applies to the rotorcraft models listed above only. This approval should not be extended to other rotorcraft 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 other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that rotorcraft. A copy of this certificate and Instructions for Continued Airworthiness CA07-MB-002, Revision IR, dated May 5, 2008, or later FAA-accepted revision, must be maintained as part of the permanent record of the modified rotorcraft.

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: November 7, 2007 Date reissued: August 19, 2013 Date of issuance: December 5, 2008 Date amended:

(Signature)

Manager, Seattle Aircraft Certification Office (Title)

## Every issue (2)

- August 19, 2013: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/c9/a6/c9a6b6ea98c62e435d27f1647823ed3371f7bfbe5c1d539e1295fa5a96d2bddf)
- December 5, 2008: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/42/5d/425d925efa4d122fd73dbc8ff65beeb7d0a715bbc055898b45f82054f1cbe2bd)

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