# STC SH1765NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Simplex Manufacturing Company, United States
- Description: Installation of a Simplex Model5200 spray system.
- Applied: November 5, 1982
- Status date: March 3, 1983
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS 4H12](https://openairdocs.org/tcds/4H12)
- Certificate PDF: https://openairdocs.org/files/sha256/2a/bc/2abc4d0be8d8df381b9a9618401769ab5ab369a89adf50f13841f2fe59b6eb55
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/9D01A476ECC5F5F985256CC2005C2F02.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SH1765NM

## ADs that name it (0)

None.

## Approved models (1)

- Schweizer Aircraft Corporation 269 Series ([TCDS 4H12](https://openairdocs.org/tcds/4H12))

## 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 SH1765NM

This certificate, issued to: Simplex Manufacturing Company 13340 NE Whitaker Way Portland, OR 97230

Part 6 of the Civil Air Regulations.

Original ProductType Certificate Number: 4H12 Make: Hughes Helicopters Model: 269 Series

Description of the Type Design Change: Installation of a Simplex Manufacturing Company Model 5200 Spray System in accordance with Simplex Top Drawing List, Model 5200.

Limitations and Conditions: Approval of this change in type design applies to the above model helicopter only.

This approval should not be extended to helicopters of this model on which other previously approved modifications are incorporated, unless it is determined that the relationship between this change and any other of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that helicopter.

A copy of this Certificate and Rotorcraft Flight manual Supplement shall be maintained as part of the permanent records for the modified aircraft.

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.

Date of application: November 05, 1982 Date reissued:

Date of issuance: March 03, 1983 Date amended:

**FAA FORM 8110-2-1 (10-69)**

(Signature) _ Acting Manager, Seattle Aircraft Certification Office, ANM-100S (Title) Original Signed by Lester H. Beven

## Every issue (1)

- March 3, 1983: Issued, Current. [certificate](https://openairdocs.org/files/sha256/2a/bc/2abc4d0be8d8df381b9a9618401769ab5ab369a89adf50f13841f2fe59b6eb55)

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