STC SA515SW

1 FEDERAL AVIATION AGENCY

1. NAME AND ADDRESS OF APPLICANT Mitchell Industries, Inc.

P. O. Box 610 Municipal Airport Mineral Wells, Texas 76067

3. DESCRIPTION OF CHANGE Installation of Mitchell Automatic Pilot N Industries Inc. Bulletin No. 276 dated Ma bulletins and/ or supplements.

Installation of Mitchell Lateral Guidance Industries Inc. Bulletin No. 206 dated Jui Installation of Mitchell Automatic Trim S Mitchell Industries Inc. Bulletin No. 277 Note: Mitchell Industries Inc. F.A.A. a] Form Approved, Budget Bureau No. 04-R015 INSTRUCTIONS - Submit in triplicate to local FAA Flight Standards Inspector. Copy will be returned to applicant upon issuance.

2. SUPPLEMENTAL TYPE CERTIFICATE APPLIED FOR:

fltl AIRCRAFT I I ENGINE l~1 PROPELLER

ORIGINAL MODEL DESIGNATION Cessna 411 NEW MODEL DESIGNATION (If desired) todel AK158 in accordance with Mitchell ly 3, 1965 and subsequent F. A. A. approved Radio Coupler Model AK123 per Mitchell tie 10, 1964.

ystem Model AK159 in accordance with dated May 3, 1965.

pproved Flight Manual Supplement dated WILL DATA BE AVAILABLE FOR SALE OR RELEASE TO OTHER PERSONS? (XJ YES Q NO

b. WILL PARTS BE MANUFACTURED FOR SALE (Kef. CAR 1.55)1 SO YES L_J NO

5. SIGNATURE AND TITLE OF APPLICANT / , / Mav 3. 1965

SIGNATURE Vice President DATE OF APPLICATION __ TITI r

6. To be completed by FAA /^nr\n^~ \i — in ,-, NATURE AND LOCATION OF DATA (JJJ /^ [j\j MH \ ^ 1 {__ i i_ ! r1 i[lj Data listed in item 3 above and TIR A712SWS on file S^^m2l^^^^^^ Reference Project: A712SWS //^t. Chief ^Engineering and Applicable regulations: Same as original *.**, .J Manufacturing Branchcertification. <=-----.---....

[Dote: May.Sl^agfo..-.

———— —————— • ————— ————— >J ORIGINAL TYPE CERTIFICATE NO. FAA APPROVAL A7CE SUPPLEMENTAL TYPE CERTIFICATE NO. J^^fe^^^^^^l^J^*-<— .

\515SW DATE 6F APPROVAL .

Vn7/fi5 T^-Chi*

SI GNATURE H. H. Slaughterf Eng-tiukerlng and Manufacturing RranQh Tl TLE 3540 Form FAA-2417 (5-59)