# STC SA800SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Mitchell automatic flight system model AK245 consisting of Century II autopilot with optional radio coupler.
- Applied: May 1, 1967
- Status date: June 29, 1984
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-777](https://openairdocs.org/tcds/A-777)
- Certificate PDF: https://openairdocs.org/files/sha256/d7/6e/d76e3cdecb3288936335d10fcfe9fd2b8393a037caa1e71553a0ffe4be8b2bdf
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/488383EB59E8356285256CC20058E543.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA800SW

## ADs that name it (1)

- [AD 70-15-18](https://openairdocs.org/ad/70-15-18): Automatic Pilot and Automatic Aileron Stabilizer Instruments · Mitchell Industries Auto Pilot Systems Instruments. Effective Aug 31, 1970. Cited in the text

## Approved models (1)

- Raytheon Aircraft Company 35 Series ([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.

^Department of transportation —federal 2toiation administration pplemental t^pe Certificate iSteau/a&ffnA.

SA800SW Century Flight Systems, Inc.

P.M. 1195 P. 0. Box 610 Mineral Wells, TX 76067 ^fo/'yfi^deAj^aMf^J^^ .jAe>Ja*'i*ux^ 3 Civil Air 777 Beech 35 Installation of Mitchell Automatic Flight System:

1. Model AK24l> consisting of Century II Autopilot with optional Radio Coupler according to Bulletin No. 356, Revision (3) dated 9-9-70; and Mitchell Radio Coupler Model 1C388-3 according to Bulletin No. 611, Revision (1) dated 4^16^74 and Master Drawing List No.

87A708, Revision A dated 4-16-74.

2. Model AK245 consisting of Century IIB Autopilot with optional Radio Coupler according to Bulletin No. 356, Revision (4) dated 12-17-74 and Master Drawing List No. 87A761 dated 12-17-74.

1. FAA Approved Placard P/N 13A344-245 is required for Century II Autopilot installation.

2. FAA Approved Placard P/N 13A689-245 dated 12-17-74 is required for Century IIB Autopilot installation.

3. FAA Approved Autopilot Flight Manual Supplement, P/N 68S168, dated 4-16-74 is required for installation of Mitchell Radio Coup ley Model 1C388-3.

modifications .£fa &r*ru>r^^ May 1, 1967 May 22, 1967 -Sate 4-16-74; 4-9-75; 6-29-84, Revision 3 Don P. Watson (Signature) Manager, Aircraft Certification Division Southwest Region (Title)

THis certificate may be transferred in accordance with F'AR 21.17.

FAAFo»*» II0-2 (10-41)

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (Cil\. Slate, and ZIP code} from (Name of grantor) (Print or type) (Address of grantor) (Number and street) ( ('ill'. Slfite. and ^1P tode I Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- June 29, 1984: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/d7/6e/d76e3cdecb3288936335d10fcfe9fd2b8393a037caa1e71553a0ffe4be8b2bdf)

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