# STC SR04158CH

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Shadin Avionics, United States
- Description: Installation of a fuel flow adapter
- Applied: December 23, 2015
- Status date: January 23, 2017
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS R00015LA](https://openairdocs.org/tcds/R00015LA)
- Certificate PDF: https://openairdocs.org/files/sha256/ef/f1/eff16eeea95f74f2f5448b78e1f119bcac2e5ff1e924adb33989b03b88bf9adc
- Approved model list and other attachments: [SR04158CH_AML.pdf](https://openairdocs.org/files/sha256/49/84/49840a8c66f3ff6f722a85181664460f2663b517eb41b14c8bb3da1b4240f895)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2FC3063DE7264CE4862580CE0074DF7B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR04158CH

## 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.

Part * of the * Regulations.

Installation of a fuel flow adapter in accordance with Shadin Avionics documents as listed on AML No. SR04158CH, or later FAA approved revision.

1. The installer must determine whether this design change is compatible with previously approved modifications.

2. If the holder agrees to permit another person to use this certificate to alter the product, the holder must give the other person written evidence of that permission.

3. A copy of this Certificate and FAA Approved Model List (AML) No. SR04158CH, issued January 23, 2017, or later FAA approved revision, must be maintained as part of the permanent records for the modified aircraft.

4. The installation requires previous or concurrent installation of Shadin fuel flow transducer per STC SE578GL.

Shadin Avionics 6831 Oxford Street St. Louis Park, MN 55426

* See attached FAA Approved Model List (AML) No. SR04158CH for list of approved aircraft models and applicable airworthiness regulations.

Make : * Model : * Date of application : December 23, 2015

Date of issuance : January 23, 2017

(Signature) Steven L. Lardinois Manager, Systems and Flight Test Branch Chicago Aircraft Certification Office

(Title)

### SR04158CH_AML.pdf

**FAA APPROVED MODEL LIST (AML) NO. SR04158CH**

**SHADIN AVIONICS FOR**

INSTALLATION OF FUEL FLOW ADAPTER Issue Date: January 23, 2017 Page 1 of 1

**MASTER DRAWING LIST**

**ITEM**

**AIRCRAFT MAKE**

**AIRCRAFT MODEL**

**ORIGINAL TYPE**

**CERTIFICATE NUMBER**

**CERTIFICATION BASIS FOR**

**ALTERATION**

**NUMBER**

**REVISION NO.**

**AND DATE**

RFM

**SUPPLEMENT**

**NUMBER/DATE**

AML

AMENDMENT DATE 1 Robinson R66 R00015LA As Listed in TCDS No. R00015LA SD-150161

Revision 4, dated 1/23/17 or later FAA approved revision SD-160088, Revision 2 approved 12/5/16, or later FAA approved revision 1/23/2017

FAA Approved: _____________________________________ Steven L. Lardinois Manager, Systems and Flight Test Branch Chicago Aircraft Certification Office

## Every issue (1)

- January 23, 2017: Issued, Current. [certificate](https://openairdocs.org/files/sha256/ef/f1/eff16eeea95f74f2f5448b78e1f119bcac2e5ff1e924adb33989b03b88bf9adc), [SR04158CH_AML.pdf](https://openairdocs.org/files/sha256/49/84/49840a8c66f3ff6f722a85181664460f2663b517eb41b14c8bb3da1b4240f895)

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