# STC SA2258SO

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Astronics Luminescent Systems Inc, United States
- Description: Installation of a tailcone missing indication system.
- Applied: January 19, 1988
- Status date: September 2, 2022
- Product: Aircraft, Large Airplane
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A6WE](https://openairdocs.org/tcds/A6WE)
- Certificate PDF: https://openairdocs.org/files/sha256/2b/20/2b20270801c29a3fa95490dc635b6008a76abc48632ca7c55e478066d2f1a9b0
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/06DA407ECF5F0ECB862588B5004A7041.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2258SO

## ADs that name it (0)

None.

## Approved models (4)

- The Boeing Company DC-9-81 (MD-81) ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- The Boeing Company DC-9-82 (MD-82) ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- The Boeing Company DC-9-83 (MD-83) ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- The Boeing Company DC-9-87 (MD-87) ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))

## 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.

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 1 of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number:

Title: (for) Christina M. Underwood Manager, Atlanta ACO Branch Compliance and Airworthiness Division Aircraft Certification Service SA2258SO Astronics Luminescent Systems, Inc.

130 Commerce Way East Aurora, NY 14052

Part 25

the Federal Aviation Regulations A6WE McDonnell Douglas DC-9-81 through 87 Installation of a Tailcone Missing Indication System in accordance with DME Corporation Drawing List No.

Y2-04-0003, Revision E, dated February 23, 1988, or later FAA approved revisions.

This approval should not be extended to other aircraft of the model on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and nay of those other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane.

January 19, 1988 April 24, 2019, June 02, 2022, September 2, 2022 February 26, 1988 2

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 2 of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number:

SA2258SO

## Every issue (3)

- September 2, 2022: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/2b/20/2b20270801c29a3fa95490dc635b6008a76abc48632ca7c55e478066d2f1a9b0)
- June 2, 2022: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/2b/20/2b20270801c29a3fa95490dc635b6008a76abc48632ca7c55e478066d2f1a9b0)
- April 24, 2019: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/46/94/4694d0438bd3651d677ef686224e5d03556dc3e5bc287db7c47f529afe76850e)

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