# STC SR02447SE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Onboard Systems International, United States
- Description: Fabrication of Onboard Systems International R66 Cargo Hook Suspension System
- Applied: April 22, 2011
- Status date: October 7, 2021
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 27
- Data sheets: [TCDS R00015LA](https://openairdocs.org/tcds/R00015LA)
- Certificate PDF: https://openairdocs.org/files/sha256/ba/44/ba4468a8f7a86034cad181cfbc3f126314bdb640324308dc5c30ae54de2831d4
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A45B4CE6D1B7DD4C86258801006D06F4.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR02447SE

## ADs that name it (0)

None.

## Approved models (1)

- Robinson Helicopter Company R66 ([TCDS R00015LA](https://openairdocs.org/tcds/R00015LA))

## 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:

SR02447SE Onboard Systems International, LLC 13915 NW 3rd Court Vancouver, WA 98685 Part 27 the Federal Aviation Regulations R00015LA Robinson Helicopter Company R66 Fabrication of Onboard Systems International R66 Cargo Hook Suspension System in accordance with Master Drawing List No. 155-173-00, Revision 5, dated April 15, 2015, or later Federal Aviation Administration (FAA) approved revision. Installation in accordance with Owner’s Manual No. 120-206-00, Revision 3, dated April 15, 2015, or later FAA-approved revision. Maintained in accordance with the Instructions for Continued Airworthiness (ICA) No. 123-038-00, Revision 2, dated April 6, 2015, or later FAA accepted revision. Operated in accordance with FAA-approved Rotorcraft Flight Manual Supplement (RFMS) No.

121-058-00, dated July 20, 2015, or later FAA-approved revision.

Approval of this change in type design applies only to the above model rotorcraft. This approval should not be extended to rotorcraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer 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, the ICA, and the RFMS must be maintained as part of the permanent records for 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.

April 22, 2011 October 7, 2021 For Acting Manager, Seattle ACO Branch 2 July 24, 2015

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:

SR02447SE 2

## Every issue (2)

- October 7, 2021: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ba/44/ba4468a8f7a86034cad181cfbc3f126314bdb640324308dc5c30ae54de2831d4)
- July 24, 2015: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/7c/9b/7c9b7e310cd439387360c49f3f15f79839870efff2d696480dea6da0106993e6)

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