What it approves
Remanufacture AiResearch P/N 176840-1 Bleed Air Precooler Assembly by replacing the core assembly
What the certificate says
From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.
United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate This certificate issued to:
SA7592SW Honeywell International Inc.
1944 E Sky Harbor Circle N Phoenix, AZ 85034 .
the Civil Air Regulations A3WE Make: Original Product Type Certificate Number:
Boeing 727-100 Remanufacture AiResearch P/N 176840-1 Bleed Air Precooler Assembly by replacing the core assembly in accordance with LORI Drawing 85LB2077, Revision C, dated May 12, 1989, or later FAA approved revisions.
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.
May 6, 1988 Date Reissued:
10/1/96; 11/15/05; 11/14/12; 9/10/21 Date of Issuance: Date Amended:
May 17, 1989 By Direction of the Administrator Signature:
William S. Shealy ODA Administrator, ODA-602216-NM
SA7592SW
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
Approved models · 1
| Make | Model | Data sheet |
|---|---|---|
| The Boeing Company | 727-100 Series | A3WE |
Every issue · 3
DRS keeps each issue of an STC as its own record, with its own certificate and attachments.
| Date | Status | Files |
|---|---|---|
| September 10, 2021 | Reissued, current | Certificate |
| November 14, 2012 | Reissued, earlier issue | Certificate |
| November 15, 2005 | Reissued, earlier issue | Certificate |