# STC SA6035SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC manual electric trim system, Model ST-273.
- Applied: July 12, 1985
- Status date: August 2, 1985
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 1A3](https://openairdocs.org/tcds/1A3)
- Certificate PDF: https://openairdocs.org/files/sha256/37/da/37da82a2386e5512fac6ece6590f1e29e65deafc995dc20cd9dca62c072138af
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/02A97B6CFF7C2BC885256CC200569E05.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA6035SW-D

## ADs that name it (0)

None.

## Approved models (3)

- Alexandria Aircraft LLC 17-30 ([TCDS 1A3](https://openairdocs.org/tcds/1A3))
- Alexandria Aircraft LLC 17-31 ([TCDS 1A3](https://openairdocs.org/tcds/1A3))
- Alexandria Aircraft LLC 17-31TC ([TCDS 1A3](https://openairdocs.org/tcds/1A3))

## 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: SA60355W-D This certificate issued to: 11. S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, TX 76067 Part 3 of the CiVil Air Regulations Original Product -İype tientificate tumber: 1A3 Make: BELLANCA Model 17-30, 17-31 AND 17-31TC Description of Type Design Change: .

Installation of S-TEC Manual Electric Trim System, Model ST-273, according to Bulletin No. 3/3, Revision 1, dated 6-20-85 and Master Drawing List No.

92295, Revision A, dated 6-20-85 and/or later FAA Approved revisions of the above data (14 Volt System).

FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89613, dated 8-02-85 is required for Bellanca above supplement. Models 17-30, 17-31 and 17-31TC and/or later FAA Approved revisions of the

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

Date of Application: 7-12-85 Date Reissued:

Date of Issuance: 8-02-85 Date Amended:

FEDERAL AVIATION By Direction of the Administrator COMINIS ATION DAS Staff Coordinator, DAS 5 Sw Harold W. Holdemal (Title)

47.

**FAN FORM 8110-2 (10-08)**

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and streel) (City, Stake, and 21P code ) from (Name of grantor) (Print or type) (Address of grantor) (Number and sireel;

(City, Stake, and RIP code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- August 2, 1985: Issued, Current. [certificate](https://openairdocs.org/files/sha256/37/da/37da82a2386e5512fac6ece6590f1e29e65deafc995dc20cd9dca62c072138af)

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