# STC SA2-289

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Sierra Industries, Inc, United States
- Description: Installation of electronic equipment rack.
- Applied: September 5, 1957
- Status date: December 1, 1999
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A-799](https://openairdocs.org/tcds/A-799), [TCDS 3A12](https://openairdocs.org/tcds/3A12), [TCDS 5A6](https://openairdocs.org/tcds/5A6), [TCDS 3A13](https://openairdocs.org/tcds/3A13)
- Certificate PDF: https://openairdocs.org/files/sha256/4b/95/4b95cadaf5abf506a559f247f19429c2c2ba93ce6cdabf65c5350a4420bb1a52
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/EC47C84E70A3411085256CC10083D46E.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2-289

## ADs that name it (0)

None.

## Approved models (4)

- Cessna Aircraft Company 170 ([TCDS A-799](https://openairdocs.org/tcds/A-799))
- Cessna Aircraft Company 172 ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- Cessna Aircraft Company 180 ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Cessna Aircraft Company 182 ([TCDS 3A13](https://openairdocs.org/tcds/3A13))

## 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.

,Atnrr JBepartmmt of transportation - Jffrfteral .Ablation ^Abmtmstratum Certificate 3A2-289 Sierra Industries, Inc., a Texas Corporation Garner Field Road Uvalde, TX 78801 in fife Civil Air 799' 3A12' 5A6' 3A13 Cessna Installation of electronic equipment rack in accordance with data listed on Howard Aero, Inc. Service Division Master Drawing No. 1057, Change A, dated 11/19/57.

.- September 05, 1957 November 21, 1957 .- December 1, 1999 May 8, 1967 Revision 2 (Signature) Michele M. Owsley, Manager Airplane Certification Office, Southwest Region <7We) Any fltfietSon of this e*rtlficat« Jj pvnlsh*blt by d fin* of net ejc^eedJng $1,000, or iaptisfnnfnt not tfxowdin? 3 years, or both.

FAA Form 6110-2(10-66) Page 1 of 2 Tftja c»rtJfl<?rfC# aay be tfantfvried in accordance vith FAR

TRANSFER ENDORSEMENT Transfer the ownership of Supplemenlal Type Certificate Number to (Name of transferee) (Address of transferee) (Number and itrrtt) (City, Stair, and ^IP noli) from (Name of grantor) (Print or type) (Address of grantor) i and i (Cily, Stale, an Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

**C FAA AC 63-5536**

## Every issue (1)

- December 1, 1999: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/4b/95/4b95cadaf5abf506a559f247f19429c2c2ba93ce6cdabf65c5350a4420bb1a52)

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