# STC SR09527RC

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Heritage Aviation Ltd, United States
- Description: Installation of Enhanced Vision System
- Applied: May 20, 2008
- Status date: September 8, 2009
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 27
- Data sheets: [TCDS H19NM](https://openairdocs.org/tcds/H19NM)
- Certificate PDF: https://openairdocs.org/files/sha256/81/f4/81f4faddb0cbf375f4e200572d6c39c00ed10761b8d0cb3c827864f99aa04dc8
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/4B867F886770BAEA86257639006AC3F2.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR09527RC

## ADs that name it (0)

None.

## Approved models (1)

- MD Helicopter Inc. 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.

Number SR09527RC This certificate issued to

Part 27 of the Federal Aviation Regulations.

Description of Type Design Change: Installation of Enhanced Vision System in accordance with Heritage Aviation LTD., Master Drawing List A00-14003, Revision C, dated August 18, 2008, or later Federal Aviation Administration (FAA) approved revision(s). Rotorcraft Flight Manual Supplement, RFMS, Document No. A09-64026, dated August 25, 2008, or later FAA approved revision is required. Heritage Aviation LTD., Instructions for Continued Airworthiness (ICA), Document No. A04-74003, Revision -, dated July 29, 2008, or later FAA accepted revision is required.

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 the product, the holder shall give the other person written evidence of that permission.

Heritage Aviation LTD 2617 Aviation Parkway Grand Prairie, TX 75052 H19NM Make : MD Helicopters, Inc.

Model : MD 900

Date of application : May 20, 2008

Date of issuance : August 25, 2008

Date reissued : September 8, 2009

( Signature) Lance T. Gant, Manager Rotorcraft Certification Office Southwest Region

( Title)

**P/N ST3004RC-R PE MW ASW-170**

## Every issue (1)

- September 8, 2009: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/81/f4/81f4faddb0cbf375f4e200572d6c39c00ed10761b8d0cb3c827864f99aa04dc8)

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