# STC SA1582SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Sierra Industries, Inc, United States
- Description: Outer wing panel spar reinforcement
- Applied: December 21, 1972
- Status date: December 1, 1999
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-2-582](https://openairdocs.org/tcds/A-2-582)
- Certificate PDF: https://openairdocs.org/files/sha256/59/b7/59b71580e87794818f63f4adce3061d17630c2ddd4b1b36cf7841449d4593796
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5D4DC05751B37B8585256CC1008213C6.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1582SW

## ADs that name it (1)

- [AD 75-27-09 R2](https://openairdocs.org/ad/75-27-09-R2): Wing Structure · Textron 18A, 18D, 18S (Army C-45C) and 27 more. Effective Aug 21, 1980. Cited in the text

## Approved models (1)

- Beechcraft Corporation Army AT-11 ([TCDS A-2-582](https://openairdocs.org/tcds/A-2-582))

## 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.

jtttatM ©£ of ^ranspDrteitott - upplemmtal ^Aimttmstratum Certificate SA1582SW Sierra Industries, Inc., a Texas Corporation Garner Field Road Uvalde, TX 78801 4a Civil Air A-2-582 (Airworthiness Certificate Only) Raytheon Aircraft Co. (Beech) AT-11 Outer wing panel spar reinforcement in accordance with The Dee Howard Company Drawing List 19-0967-OOOL dated February 2, 1968.

1. Supplemental Type Certificate SA1581SW is required with this modification.

2. This modification exempts aircraft from the requirements of AD 67-8-2.

•' December 21, 1972 January 03, 1973

- December 01, 1999 Michele M. Owsley, Manager | Airplane Certification Office, Southwest Region (Title)

FA* Form eilO-2(lo-«e) P«g« 1 of J Thlj certificate o*y be tnnsfvrr&d in accordance wittl FAR 21.47-

INSTRUCTIONS. The transfer endorsement below may be used lo nolify the appropriate FAA Regional Office of (he iransfcr of thij Supplemental Type Certificate.

The FAA will reissue ihe certificate in ihc name of the transferee and forward ii lo him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Nitnt&tr and strut J (City, Stett, i*4 ZIP c from (Name of grantor) (Print or type) (Address of grantor) ( Numbtr and i (City. Stall, and Z.IP todtj Excent of Authority (if licensing agreement):

Signature of grantor (In ink):

**C FAA AC 63-5S36**

## Every issue (1)

- December 1, 1999: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/59/b7/59b71580e87794818f63f4adce3061d17630c2ddd4b1b36cf7841449d4593796)

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