# STC SA679NW

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Collins Aviation Inc, United States
- Description: Installation of a Brittain Flight Control System
- Applied: July 17, 1978
- Status date: October 19, 1978
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 3A15](https://openairdocs.org/tcds/3A15)
- Certificate PDF: https://openairdocs.org/files/sha256/ef/01/ef018116075779e22bc3b49eb4db8454595be1491f5007c1ac1437464d761ea1
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/BB966230D068661686257A41006C25F7.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA679NW

## ADs that name it (0)

None.

## Approved models (1)

- Hawker Beechcraft Corporation H35 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

ST C United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA6798N This certificate issued to: . Collins Aviation, Inc.

Certifies that the change in the type design for the flaving freduct with the limitations and conditions therefor as specified hereen meels the airarthiness require ents of Purd 3 of the Civil Air Kuyulations., as amended to May 15, 1978.

Original Product -Type t'ertificate. Lumter: 3A15 Make: Beech Mell: H35 Jescriplin flype Jesyn Change: Installation of a Brittain Flight Control System, Model B-5P by converting from a vacuum instrument system to a pressure instrument system in accordance with Collins Aviation, Inc. Installation Report No. 78-1006.

Jimulum undundilen Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation in Beech H35, Serial Number D-5160 only. A copy of this Certificate and FAA Approved Airplane Flight Manual Supplement shall be maintained as part of the permanent records for the modified aircraft.

This certificate and the supporting data which is the basis for approval shall remain in effect until surrendered, suspended, reeked, or a termination date is therwise estaldished ty the ildministrater of the Federal /maten dministraten Date of Application: July 17, 1978 October 19, 1978 Date Amended:

Chards Chroeder ( Signature ) OMINISTRATO Chief, Engineering and Manufacturing Branch ('1 itle ) 42

## Every issue (1)

- October 19, 1978: Issued, Current. [certificate](https://openairdocs.org/files/sha256/ef/01/ef018116075779e22bc3b49eb4db8454595be1491f5007c1ac1437464d761ea1)

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