# STC SA491SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Mitchell Industries Inc
- Description: Installation of Mitchell Automatic pilot AK135
- Status date: January 20, 1966
- Data sheets: A6CE
- Certificate PDF: https://openairdocs.org/files/sha256/80/bd/80bd6d642ce8cc70a44693237ab6997bedf3a2f0def45084a334cd094e530a5d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/BF56B26FA19C72B186257E600079949A.0001
- Page: https://openairdocs.org/stc/SA491SW

## ADs that name it

- [AD 72-02-06](https://openairdocs.org/ad/72-02-06): Automatic Pilot Instruments · Cessna 182E, 182F, 182G and 12 more. Effective Jan 31, 1972

## Approved models (1)

- Cessna Aircraft Company 337 (TCDS A6CE)

## 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.

FEDERAL AVIATION AGENCY FORM APPROVED' BUDGET BUREAU N°' ^^

**INSTRUCTIONS - SUBMIT IN TRI PLICATE TO LOCAL FAA FLIGHT STANDARDS INSPECTOR.**

oUr r Ltntn 1 AL [Trt 1/tK 1 IrlwAlt COPY WILL BE RETURNED TO APPLICANT UPON

**ISSUANCE**

NAME AND ADDRESS OF APPLICANT Mitchell Industries, Inc.

P. O. Box 610 Municipal Airport Mineral Wells, Texae 760

DESCRIPTION OF CHANGE Installation of Mitchell Autoi Mitchell Industries, Inc. Bu subsequent F.A.A. approve* of Mitchell Automatic Pilot ] Industries, Inc. Bulletin No, Automatic Pilot Model AK15 Inc. F.A.A. approved Bulle Mitchell Automatic Pitch Tr Mitchell Industries, Inc. Bul ation of Mitchell Lateral Qul with Mitchell Industries, Inc Notes: Mitchell Industries,

2. SUPPLEMENTAL TYPE CERTIFICATE APPLIED FOR:

1 X| AIRCRAFT 1 1 ENGINE l_ J PROPELLER

ORIGINAL MODEL DESIGNATION Cessna 337 ,_ NEW MODEL DESIGNATION (If deiired) *7 None matic Pilot Model AK155 in accordance with lletin No. 271 dated March 12, 1965 and i Bulletins and/or supplements. Installation Model AK155E in accordance with Mitchell 295 dated 9-17-65. Installation of Mitchell 5E-3 in accordance with Mitchell Industries, tin No. 296 dated 9-17-65. Installation of im System Model AK156 in accordance with iletin No. 272 dated March 12, 1965. Ins tall - .dance Radio Coupler Model AK123 in accordance . Bulletin No. 206 dated June 10. 1964.

Inc. F.A.A. approved placard 13A234- 155 reauirec ILL DATA BE AVAILABLE FOR SALE OR RELEASE TO OTHER PERSONS? [XI YES 1 1 NO WILL PARTS BE MANUFACTURED FOR SALE (Ret. CAR 1.55)? [_] YES 1 1 NO

SIGNATURE AND TITLE OF APPLICANT Revised 9-17-65 3-12-65

DATE OF APPLICATION $-sJ24L—^SIGNATURE Vice President TITLE

6. To be Completed fcy FAA

NATURE AND LOCATION OF DATA Data listed in item 3 above, and TIR A688SWS on file in SW-210.

Applicable regulations: same as original certification.

**ORIGINAL TYPE CERTIFICATE NO.**

**A6CE SUPPLEMENTAL TYPE CERTIFICATE NO.**

SA491SW t^TE OF APPROVAL L 3/19/65 Revision 1 1/20/66

**FAA APPROVAL**

SI GNATURE ^ 'R. H. Slaughter Chief, Engineering & Manufacturing Branch Tl TLE U.S. GOVERNMENT PRINTING OFFICE : 1959 O—509657 FORM FAA-2417 (5-59)

## Every issue (1)

- January 20, 1966: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/80/bd/80bd6d642ce8cc70a44693237ab6997bedf3a2f0def45084a334cd094e530a5d)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.