# STC SA5370SW-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-271.
- Applied: January 30, 1985
- Status date: February 11, 1985
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A16](https://openairdocs.org/tcds/3A16)
- Certificate PDF: https://openairdocs.org/files/sha256/90/db/90db5f80e3de42f4d83a30b1ffd4e98d82b9b9b8869e14fd019ccecbf656cd25
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A697AA754F16A5C285256CC2001228B0.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA5370SW-D

## ADs that name it (0)

None.

## Approved models (2)

- Beechcraft Corporation 58 ([TCDS 3A16](https://openairdocs.org/tcds/3A16))
- Beechcraft Corporation 58A ([TCDS 3A16](https://openairdocs.org/tcds/3A16))

## 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.

United gtatu of ararrica Bepartmcnt of transportation —federal 2toiation administration Supplemental i:gpe Certificate tsiwm<vev<' SA5370SW-D uae- S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, TX 76067 a4tA^'rri ri&' *>f ^ta *& //te ^ ' " ' ' Ml r . slea*t fjr^ia^n^u t^focutc/ —— •I 3 A 1 6 BEECH 58 AND 58 A ^eiita nj2£> .

Installation of S-TEC Manual Electric Trim System, Model ST-271, according to Bulletin No. 371, dated 1-23-85 and Master Drawing List No. 92315, dated 1-23-85 and/or later FAA Approved revisions of the above data (28 Volt System).

FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89587, dated 2-11-85 is required and/or later FAA Approved revisions of the above supplement, Compatability of this modification with other previously approved modifications must be determined by the installer.

^&wrum^ £Xctmin4&&<i/&*-4f (Signature ) Harold W. Holdeman DAS Staff Coordinator, DAS 5 SW (Title) Any altrration of this certificate is punishable by a fine of not exceeding tl ,000, or imprisonment not exceeding 3 years, or both.

This Cfrtiftcatt may bf '.ransjrrrtd in atcordanu ivith FAR 21.47.

FAA ro«/- 8I1O-3(!0-A»)

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee).

(Address of transferee). (Number and street) (City, State, and <7P code) from (Name of grantor) (Print or type).

(Address of grantor) (Number and street) (City, State, and ^IP code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- February 11, 1985: Issued, Current. [certificate](https://openairdocs.org/files/sha256/90/db/90db5f80e3de42f4d83a30b1ffd4e98d82b9b9b8869e14fd019ccecbf656cd25)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.