# STC SA6070SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC system 60 pitch stabilization system, Model ST-335, with optional automatic electric trim system
- Applied: May 7, 1986
- Status date: June 23, 1986
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 2A3](https://openairdocs.org/tcds/2A3)
- Certificate PDF: https://openairdocs.org/files/sha256/07/f4/07f41feb805a2bc907e33a8cd18b428cda5795796876427c89ee68f6257268c0
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/98F69A162F7230EB85256CC200569E57.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA6070SW-D

## ADs that name it (0)

None.

## Approved models (1)

- Mooney International Corporation M20J ([TCDS 2A3](https://openairdocs.org/tcds/2A3))

## What the certificate says

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

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA60705W-D This certificate issued to: . S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, TX 76067 Part 3 of the CIVIl Air Hegulations.

Original Product - Type tientificate Numben: 2A3 Make: MOONEY Model: M20J Description of Type Design Change:

installation of S-TEC System 60 Pitch Stabilization System, Model ST-335, with Optional Automatic Electric Trim System according to Bulletin No. 435, dated 3-29-86 and Master Drawing List No. 92375, dated 3-25-86 and/or later FAA Approved revisions of the above data (28 Volt System).

1. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89669, dated 6-23-86 is required for Mooney Model M20J and/or later FAA Approved revisions of the above supplement.

2. Compatability of this modification with other previously approved modifications must be determined by the installer.

Date of Application: 5-07-86 Date Reissued:

Date of Issuance: 6-23-86 Date Amended:

FEDERAL AVIATION By Direction of the Administrator (Signature ) OMINIS DAS Staff Coordinator, DAS 5 SW Harold W. Holdeman

•(Title)

47.

**FAN FORM 8110-2 (10-68)**

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and streel) (Cirj, Stake, and TIP code) from (Name of grantor) (Print or type) (Address of grantor) ( Number and sireel ;

(City, Stake, and ZIP rode) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- June 23, 1986: Issued, Current. [certificate](https://openairdocs.org/files/sha256/07/f4/07f41feb805a2bc907e33a8cd18b428cda5795796876427c89ee68f6257268c0)

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