# STC SR02586LA

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Precision Heli-Support, LLC, United States
- Description: Installation of Freeflight Systems Radar Altimeter RA-4000 or RA-4500 System with optional FTG-410 Tone Generator
- Applied: October 9, 2014
- Status date: January 8, 2018
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 27
- Data sheets: [TCDS H3WE](https://openairdocs.org/tcds/H3WE)
- Certificate PDF: https://openairdocs.org/files/sha256/2b/23/2b237dff1bfad3199bb29197fb764d6c9e17dc75247c36b064fe8bcbe2e6b7e6
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2F24EFDDC14E545A8625821F0049BB76.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR02586LA

## ADs that name it (0)

None.

## Approved models (10)

- MD Helicopters Inc. 369D ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369E ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369F ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369FF ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369H ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369HE ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369HM ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 369HS ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 500N ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopters Inc. 600N ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))

## What the certificate says

Some pages are OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SR02586LA This certificate issued to: Precision Heli-Support, LLC 4702 E. Fighter Aces Dr., Mesa, AZ 85215 Certifies that the change in the type design for the following product with the limitations and condition's therefore as specified hereon meet's the airworthiness requirement's of Part 27 of the Federal Aviation Regulations.

Original Product Гуро Certificate Number: HWE Make: MD Helicopters Inc. (MDHI) Model: 369H/HM/HE/HS/D/E/F/FF, 500N & 600N Description of Type Design Change:

Installation of Freeflight Systems Radar Altimeter RA-4000 or RA-4500 System with optional FTG-410 Tone Generator in the MD Helicopter in accordance with Master Data List PHP-MDL-485, Revision A, dated March 21s, 2016 or later FAA-Approved revision.

The installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the rotorcraft. The installer must determine whether this design change is compatible with previously approved modifications. The approval of this modification applies to the abovenoted aircraft model series only. 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. (Continue of page 3)

Date of Application: October 09, 2014 Date Reissued: May 24, 2016, January 8, 2018 Date of Issuance: May 10, 2016 Date Amended:

FEDERAL AVIATIO By Direction of the Administrator TOMINISTRATO (Signature) Manager, Systems and Equipment Section Los Angeles Aircraft Certification Office Branch (Title)

Transfer the ownership of the Supplemental Type Certificate Number to (Name of transferee) (Address of transfer) (Number and street)

(City, State, and Zip code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street)

(City, State, and Zip code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

SR02586LA

Revision Control:

Page No. 1 2 Rev. No. - -

The following continued airworthiness supplement is applicable to the 369H/HM/HE/HS/D/E/F/FF, 500N & 600N aircraft modified in accordance with this STC:

Instructions for Continued Airworthiness, Document No. PHP-ICA-485 Rev N/C, dated September 17, 2015.

The following FAA-approved Rotorcraft Flight Manual Supplement is applicable to the 369H/HM/HE/HS/D/E/F/FF, 500N & 600N aircraft modified in accordance with this STC:

FAA-Approved Rotorcraft Flight Manual Supplement, Document No. PHP-FMS-485 Rev.

N/C, dated April 5, 2016.

Regulations at the latest amendment 27-0 through 27-46 for those parts changed or affected by the change:

§27.301(a)(b), 27.303, 27.305(a), 27.307(a), 27.561(c), 27.601(a), 27.603(a)(b), 27.605(a),

27.607(a), 27.609, 27.613(a)(c), 27.771(a)(c), 27.773(a), 27.777(a)(b), 27.1301(a)(b)(c)(d),

27.1309(a)(c), 27.1321(a)(c), 27.1322(b), 27.1351(a)(1)(b)(1)(i), 27.1357(a)(1), 27.1365(a),

27.1501(a)(b), 27.1529, 27.1541(b), 27.1581(a)(1)(2)(b)(d), 27.1583(e), 27.1585(a).

-END-

## Every issue (2)

- January 8, 2018: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/2b/23/2b237dff1bfad3199bb29197fb764d6c9e17dc75247c36b064fe8bcbe2e6b7e6)
- May 24, 2016: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/b8/45/b8450b68f472372319a88ce7202d39308863479ed019043c688d3474984f7398)

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