# STC SA475SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Mitchell Industries Inc, United States
- Description: Installation of Mitchell Pitch trim system AK152.
- Applied: January 19, 1965
- Status date: June 25, 1965
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 1A15](https://openairdocs.org/tcds/1A15), [TCDS A1EA](https://openairdocs.org/tcds/A1EA)
- Certificate PDF: https://openairdocs.org/files/sha256/16/ea/16eaac209553959c544f7b9d90a3613703b5a40ce38c783e2a9284c22bc3fbb4
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/989695154F0603F986257E60007045FF.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA475SW

## ADs that name it (0)

None.

## Approved models (4)

- Piper Aircraft Inc. PA-24 ([TCDS 1A15](https://openairdocs.org/tcds/1A15))
- Piper Aircraft Inc. PA-24-250 ([TCDS 1A15](https://openairdocs.org/tcds/1A15))
- Piper Aircraft Inc. PA-24-400 ([TCDS 1A15](https://openairdocs.org/tcds/1A15))
- Piper Aircraft Inc. PA-30 ([TCDS A1EA](https://openairdocs.org/tcds/A1EA))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

→ Co

FEDERAL AVIATION AGENCY Supplemental Type Certificate

**1. NAME AND ADDRESS OF APPLICANT FORM APPROVED, BUDGET BUREAU NO. 04-R015**

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

**COPY WILL BE RETURNED TO APPLICANT UPON**

ISSUANCE Supplemental Type Certificate APPLIED FOR:

Mitcholl Industries, Ine. AIRCRAFT ENGINE PROPELLER P. O. Box 610 ORIGINAL MODEL DESIGNATION ESAC21-250, PA-24.400 Municipal Airport Pipor PA-24, Mineral Wolla, Taxes 76067 NEW MODEL DESIGNATION (If desired) Nana

3. DESCRIPTION OF CHANGE Installation of Mitchell Pitch Trim System Model AK 152 in accordance with Mitchell Industrios, Inc. Bulletin No. 264 dated 5-25-65 and aubsequent F. 4. 4. approved bulletine and/or supplements.

WILL DATA BE AVAILABLE FOR SALE OR RELEASE TO OTHER PERSONS? NO

b. WILL PARTS BE MANUFACTURED FOR SALE (Ref. CAR 1.55)? - NO

5. SIGNATURE AND TITLE OF APPLICANT Rov. 5-25-65 Kin Shune I GNATURE 1-19-65 Vice President Date of Application: TITLE

6. To be Completed by FAA

NATURE AND LOCATION OF DATA Data lisced in Item 3 above on file at Sk-210.

Applicable regulations ee original certification.

ORIGINAL TYPE CERTIFICATE NO. FAA APPROVAL LA15 and ALKA CAM heilen Supplemental Type Certificate NO.

SIGNATURE SA475SW DATE OF APPROVAL 2/02/65 or Chief, Anginnering and Manufacturing Branch H. H. Slaughter Revised: 6/25/65 RINTING OFFICE: 1959 0-509657 FORM FAA-2417 (5-59)

## Every issue (1)

- June 25, 1965: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/16/ea/16eaac209553959c544f7b9d90a3613703b5a40ce38c783e2a9284c22bc3fbb4)

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