# STC SA474WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Brittain Industries, Inc, United States
- Description: Installation of Brittain/Beech Model B-4 Flight Control System including PC-1 Pitch Assist, AH-1 Altitude Hold, NAV-1 Navigation Coupler
- Applied: June 17, 1963
- Status date: October 28, 2013
- Product: Aircraft, Small Airplane
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS 3A16](https://openairdocs.org/tcds/3A16)
- Certificate PDF: https://openairdocs.org/files/sha256/6d/3b/6d3bd8ddf429ad0a1d92609d570c8f11f8e6f6d2488b8ec0a88633fb9f1ad47f
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/29F48A2311BE18ED86257DCC004F973E.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA474WE

## ADs that name it (0)

None.

## Approved models (12)

- Beechcraft Corporation 95 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Beechcraft Corporation 95-55 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Beechcraft Corporation 95-A55 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Beechcraft Corporation 95-B55 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Beechcraft Corporation 95-B55A ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Beechcraft Corporation 95-B55B ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Beechcraft Corporation 95-C55 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Beechcraft Corporation 95-C55A ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Beechcraft Corporation B95 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Beechcraft Corporation B95A ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Beechcraft Corporation D95A ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Beechcraft Corporation E95 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))

## 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 SA474WE

This certificate issued to: Brittain Industries, Inc.

3266 N. Sheridan Road Tulsa, OK 74115

Part 3 of the Civil Air Regulations.

Original Product – Type Certificate Number: 3A16

Make: Beech Model: 95 Series (See Limitations and Conditions)

Installation of Brittain/Beech Model B-4 Flight Control System including PC-1 Pitch Assist, AH-1 Altitude Hold, NAV-1 Navigation Coupler installed in accordance with Brittain Industries, Inc. Installation Manual 11905-09.

Beech Aircraft Corp. FAA Approved Airplane Flight Manual Supplement listed on sealed Master Drawing List #C-20 or later FAA approved revision required with this installation.

Applicable eligible aircraft models and FAA Apporved Airplane Flight Manual Supplement listed on sealed Master Drawing List #C-20 or later FAA approved revision.

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

Date of application: June 17, 1963 Date reissued: October 28, 2013 9/16/63; 10/4/63; 4/2/64; 11/10/69; 11/2/72 Revision 5 Date of issuance: July 11, 1963 Date amended:

Signature S. Frances Cox

Title Manager, Special Certification Office, Southwest Region

FAA Form 8110-2 (8/13) Page 1

**SUPPLEMENTAL TYPE CERTIFICATE, FAA FORM 8110-2 (CONTINUED)**

To (Name of transferee)

(Address of transferee)

(Number and street)

(City, State, and ZIP Code)

From (Name of grantor)

(Address of grantor)

(Number and street)

(City, State, and ZIP Code)

FAA Form 8110-2 (8/13) Page 2

## Every issue (1)

- October 28, 2013: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/6d/3b/6d3bd8ddf429ad0a1d92609d570c8f11f8e6f6d2488b8ec0a88633fb9f1ad47f)

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