# STC SA8975SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: TASS Inc
- Description: Installation of Bendix/ Allied Signal RDR-4B Weather Radar with Predictive Windshear detection.
- Status date: March 24, 2009
- Data sheets: A6WE, A6WE, A6WE
- Certificate PDF: https://openairdocs.org/files/sha256/9e/f3/9ef3d203216152e37c7394f49d0bf202a9d08e51eb524639b105490998d6e285
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5D209FFC841D429C862576DA007D71E4.0001
- Page: https://openairdocs.org/stc/SA8975SW

## ADs that name it

None.

## Approved models (3)

- McDonnell Douglas Corporation DC-9-81 (MD-81) (TCDS A6WE)
- McDonnell Douglas Corporation DC-9-82 (MD-82) (TCDS A6WE)
- McDonnell Douglas Corporation DC-9-83 (MD-83) (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.

Part 25 of the Federal Aviation Regulations. *See TC data sheet A22WE for certification basis.

Description of Type Design Change: Installation of Bendix/Allied Signal RDR-4B Weather Radar with Predictive Windshear detection in accordance with Continental Airlines, Inc., Engineering Authorization 3440-01202, Revision I, dated 9/3/1998, as listed on Top Drawing List 3440DDA9665, Revision F, dated 9/21/1998, or later FAA approved revision. FAA approved Airplane Flight Manual Supplement dated March 6, 1995, or later FAA approved revision, is required.

Limitations and Conditions: Radomes for use with this system must be maintained to meet the performance specifications of Class C or better radomes as defined in RTCA Document DO-213. Compatibility of this modification with previously installed equipment must be determined by installer. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

TASS, Inc.

12016 115th Ave., N.E.P. O. Box 790490 Kirkland, WA 98034 A6WE Make : McDonnell Douglas Model : DC-9-81; DC-9-82; DC-9-83

Date of application : October 06, 1993

Date of issuance : October 05, 1994

Date reissued : March 24, 2009

Date amended : March 1, 1999, Rev. 2

( Signature) Michele M. Owsley Manager, Airplane Certification Office Southwest Region

( Title) Comment [RL1]: Page: 1

FAA Form 8110-2-1(10-69) Page 2 of 2

## Every issue (1)

- March 24, 2009: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/9e/f3/9ef3d203216152e37c7394f49d0bf202a9d08e51eb524639b105490998d6e285)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.