# STC SA10558SC

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Chelton Aviation Corporation, United States
- Description: Installation of a Chelton Aviation Corp (CAC) AP-3C autopilot.
- Applied: January 20, 2006
- Status date: July 27, 2006
- Product: Aircraft, Single-Engine
- Certification basis: Part 3, Part 21, Part 23
- Data sheets: [TCDS A-777](https://openairdocs.org/tcds/A-777)
- Certificate PDF: https://openairdocs.org/files/sha256/91/72/9172eb1a44b72d4788b3f19ee8192882519f215cbf770a01ff00c5cfd3962253
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3C8D2732AB0AE1808625730800570D07.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA10558SC

## ADs that name it (0)

None.

## Approved models (9)

- Raytheon Aircraft Company 35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company 35R ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company A35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company B35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company C35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company D35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company E35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company F35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))
- Raytheon Aircraft Company G35 ([TCDS A-777](https://openairdocs.org/tcds/A-777))

## 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 3 of the Civil Air Regulations.

Description of Type Design Change: Installation of a Chelton Aviation Corp (CAC) AP-3C autopilot in accordance with the Master Drawing List No ST8390SC-A-12, Rev. IR, dated March 15, 2006, or later FAA approved revision. FAA approved Airplane Flight Manual Supplement No. ST8390SC-A-14, Rev. I.R., dated July 27, 2006, or later FAA approved revision is required.

Limitations and Conditions: Compatibility of this design change with previously approved modifications must be determined by the installer. 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.

Chelton Aviation Corp.

5011 Sabre Drive Denton, TX 76207 A-777 Make : Raytheon (Beech) Aircraft Co.

Model : 35 ; 35R ; A35 ; B35 ; C35 ; D35 ; E35 ; F35 ; G35

Date of application : January 20, 2006

Date of issuance : July 27, 2006

( Signature) S. Frances Cox Manager, Special Certification Office Southwest Region

( Title)

FAA Form 8110-2-1(10-69) Page 2 of 3

FAA Form 8110-2-1(10-69) Page 3 of 3

Number SA10558SC Date of Issuance: July 27, 2006

Certification Basis: Regulations at the latest amendments 23-0 through 23-55

23.143, 23.253, 23.301, 23.303, 23.305, 23.337, 23.391, 23.395, 23.397, 23.561, 23.601, 23.603, 23.605, 23.607,

23.609, 23.611, 23.613, 23.671, 23.672, 23.677, 23.685, 23.689, 23.777, 23.779, 23.1301, 23.1307, 23.1309, 23.1321,

23.1322, 23.1329, 23.1351, 23.1357, 23.1381, 23.1431, 23.1529, 23.1555, 23.1581, 23.1583, 23.1585

## Every issue (1)

- July 27, 2006: Issued, Current. [certificate](https://openairdocs.org/files/sha256/91/72/9172eb1a44b72d4788b3f19ee8192882519f215cbf770a01ff00c5cfd3962253)

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