# STC SA9085SC-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Honeywell International Inc., United States
- Description: RECORE Hamilton Sundstrand heat exchanger.
- Applied: April 28, 1999
- Status date: October 1, 2021
- Product: Aircraft, Large Airplane
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A21EA](https://openairdocs.org/tcds/A21EA)
- Certificate PDF: https://openairdocs.org/files/sha256/b4/8f/b48f70d78c20398158dba3013847260e727c6586ef7e8f6c95faa44560d0193a
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5DA9807D801BECEA8625876C0058D1E8.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA9085SC-D

## ADs that name it (0)

None.

## Approved models (1)

- Bombardier Inc. CL-600-2B19 (Regional Jet Series 100) ([TCDS A21EA](https://openairdocs.org/tcds/A21EA))

## 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 States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate This certificate issued to:

SA9085SC-D Honeywell International Inc.

1944 E Sky Harbor Circle N Phoenix, AZ 85034 .

the Federal Aviation Regulations A21EA Make: Original Product Type Certificate Number:

Bombardier, Inc.

CL-600-2B19 RECORE® Hamilton Sundstrand heat exchanger, P/N 753355-4 / -8 / -9 in accordance with Honeywell LORI Sealed Drawing List SDL3726-1, Revision B, dated 11 October 2005 or later FAA approved revision.

1) Compatibility of this modification with previously installed equipment must be determined by installer.

2) 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.

April 28, 1999 Date Reissued:

October 11, 2005; October 1, 2021 Date of Issuance: Date Amended:

July 16, 2002 October 11, 2005 By Direction of the Administrator Signature:

William S. Shealy ODA Administrator, ODA-602216-NM

SA9085SC-D

## Every issue (2)

- October 1, 2021: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/b4/8f/b48f70d78c20398158dba3013847260e727c6586ef7e8f6c95faa44560d0193a)
- July 16, 2002: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/b5/41/b54198b0e606c3280183a61acf358d7e0e2ec90e8b69783f84215ed6e5486f01)

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