# STC SR09020RC

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: MD Helicopters LLC, United States
- Description: Installation of EMS electric, inverter, air pump, and vacuum system in accordance with Heli-Dyne Master Drawing List HD900-00-0003, Revision D, dated June 21, 1995, or later FAA approved revisions.
- Applied: December 16, 1994
- Status date: August 5, 2022
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 27
- Data sheets: [TCDS H19NM](https://openairdocs.org/tcds/H19NM)
- Certificate PDF: https://openairdocs.org/files/sha256/6c/83/6c833e929ad19605647ee5c7b618d3edf6983f3f7ed2d78a80c78455d09cb70c
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID141891660420221013182336.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR09020RC

## ADs that name it (0)

None.

## Approved models (1)

- MD Helicopters LLC MD900 ([TCDS H19NM](https://openairdocs.org/tcds/H19NM))

## 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.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate FAA Form 8110-2 (03/21) Page 1 of 2 22___

Number: SR09020RC

This certificate issued to: MD Helicopters, LLC 4555 East McDowell Road Mesa, Arizona 85215-9734

27 of the Federal Aviation Regulations.

Original Product – Type Certificate Number: H19NM

- Make: MD Helicopters, LLC Model: MD900

Description of Type Design Change: Installation of EMS electric, inverter, air pump, and vacuum system in accordance with Heli-Dyne Master Drawing List HD900-00-0003, Revision D, dated June 21, 1995, or later FAA approved revisions.

Limitations and Conditions: 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: November 22 1994 Date Reissued: October 26, 2010; May 16, 2011;

August 5, 2022

Date of Issuance: July 31, 1995 Date Amended:

Title: Acting Manager, Technical & Administrative Support Section Aviation Safety Los Angeles ACO Branch

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate FAA Form 8110-2 (03/21) Page 2 of 2 22___

Number: SR09020RC

## Every issue (4)

- August 5, 2022: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/6c/83/6c833e929ad19605647ee5c7b618d3edf6983f3f7ed2d78a80c78455d09cb70c)
- August 5, 2022: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/6c/83/6c833e929ad19605647ee5c7b618d3edf6983f3f7ed2d78a80c78455d09cb70c)
- August 5, 2022: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/2b/0d/2b0da40199f93ceb1030a8096c46b771dadf56a5cfd5bc33d37b392f8760cf19)
- May 16, 2011: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/a4/27/a42717e3d142e78ee9c296a92cb508db5dffdc322feec5888491a165a1c86c75)

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